Integrated Circuit Introduction

February 11, 2026  •  EPISODE 297

Why were integrated circuits so important in making computers smaller, faster, and more powerful? In this episode of Science LIVE, Roger Billings introduces the integrated circuit. Discover how integrated circuits helped shrink computers while making them faster and more powerful—paving the way for today’s technology. The episode also highlights the excitement surrounding the great comet of 2026 and the engineering behind high-speed bullet trains.

About DrB

Dr. Roger Billings is a visionary innovator whose work has touched the lives of millions of students and transformed the landscape of education. Widely known as “DrB” to the countless kids who benefit from his groundbreaking Acellus learning system, Dr. Billings has dedicated his life to advancing education through technology. As part of DrB’s lifelong commitment to supporting education, Science LIVE was launched as a way to “give back” by mentoring students in conjunction with the Roger Billings Scholarship Program.


Read more about DrB » 
About the Roger Billings Scholarship Program »

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5,627 Comments

  1. Francis

    So interesting bravo also we should name the comet Kevin

    Reply
  2. A`niyah

    Comets are very interesting, ther’ye speed is incredible!

    Reply
  3. Zephan

    wow I am so grateful for the opportunity to watch these videos and learn all these interesting things! It really brightens up my day every week and the educational information is extremely well integrated with the motivation and guidance XD

    Reply
  4. Tristian

    Are we approaching the limit of how small an integrated circuit can be?

    Reply
  5. Ka`lane

    I love astronomy

    Reply
  6. Wesley

    The comet should be named after our school.

    Reply
  7. Ava

    How was the secret solution made?

    Reply
  8. Samuel

    This comet sounds really cool!

    Reply
  9. Madison

    I would love to see the comet! Astrology has always interested me!

    Reply
  10. Kingston

    In my science class, I had to write about an invention I felt like our world needed and I came up with a flying camera.

    Reply
  11. Samuel

    I can’t wait to see the comet in the sky

    Reply
  12. Evan

    This vid was so cool i cant wait to see the next one

    Reply
  13. Brooklyn

    I think that the comet should be named after me because I am amazing.

    Reply
  14. Ana

    I like the part about the bullet train

    Reply
  15. River

    I will look out for comets! cool live this week.

    Reply
  16. Mackenzie

    Wow i have a telescope ill look out for it

    Reply
  17. Hailey

    Bullet trains are fast! Wow!

    Reply
  18. Mia

    I’m obsessed with astrology!! So excited about the comet!!

    Reply
  19. Nikolay

    I always wanted to ride on one of those bullet trains trains!

    Reply
  20. Sebastian

    I’ve learned so much with Acellus!

    Reply
  21. Matthias

    this is one of the best science videos and happy national inventor’s day!

    Reply
  22. Emma

    The bullet train is super cool, I would love to ride on it one day!

    Reply
  23. Seraphina

    Great Episode !! So interesting.

    Reply
  24. Analicia

    Very interesting!, my favorite part was when they talked about the bullet train.

    Reply
  25. Aaron

    I didn’t know invention day was a thing.

    Reply
  26. Phoebe

    I enjoyed todays science live, it was interesting!

    Reply
  27. Joshlynne

    I learned so much and I thought it was great.

    Reply
  28. Maximus

    He invented the light bulb where I live

    Reply
  29. Isabella

    Loveeeeeeeeeeee Science Live!

    Reply
  30. Mila

    I’ve seen comets a few times in my life, they’re really beautiful and special so I’ll definitely stay on the watch.

    Reply
  31. Eliza

    How long did it take to manufacture the first bullet train from start to finish?

    Reply
  32. Dasha

    Great Science Live! I hope everyone has a lovely Valentines Day 🙂

    Reply
  33. Isabella-kay

    Amazing live! Comets are so cool!

    Reply
  34. Caleb

    I love science live and will be looking for that comet!

    Reply
  35. Liv

    I think the comet should be named after Acellus!!

    Reply
  36. Perla

    Love this, cant wait to learn more!

    Reply
  37. Colt

    I liked learning about the bullet trains!

    Reply
  38. Aurora

    happy to be here. name the comet after me

    Reply
  39. Kaitlyn

    How dare you call r51 a waste of time! HAHA Oh, BTW you should name the comet the Bom Com

    Reply
  40. Sammy

    Loved the Golden Buzzer moment!

    Reply
  41. Katjia

    These livestreams are like having a seventh class! It’s awesome!

    Reply
  42. Lauren

    Will for sure be looking for the comet! Thanks for the Science Live

    Reply
  43. Ryan

    SCINCE LIVE IS SO COOL.

    Reply
  44. Kaitlyn

    How dare you call r51 a waste of time! HAHA

    Reply
  45. Ruona

    I would really love to ride on the bullet train some day. I had always wondered how trains kept the arm on it touching the power source wire, as I had always thought it was attached like a zip line wire. It was really fun to see a fellow french horn! I just finished my concert for the semester yesterday. Sometimes I do wish that for the R-51 segments, it was about magic tricks done with science.

    Reply
  46. Daniel

    Comets are beautiful and scary at the same time. Great video!

    Reply
  47. Alyssa

    It’s amazing to think how life would have been without Thomas Edison.

    Reply
  48. Rylie

    I loved this science live so much and can’t wait for more next week looking forward to it!!!!!!!!!!!!!!!!!!!!

    Reply
  49. Evolett

    This science live was so cool!

    Reply
  50. Isabella

    Wow, this is so cool!! Thanks!

    Reply
  51. Joli

    i look forward to every wensday video so much fun

    Reply
  52. Justin

    Really enjoyed this video! 🙌 The explanation of integrated circuits was clear and inspiring. Roger Billings makes science feel exciting and meaningful. Great episode!

    Reply
  53. Angelique

    I LOVE SCIENCE LIVEE!

    Reply
  54. Ava

    I loved learning about the bullet trains. I had no idea that the very first one could go 192 feet in 1 second. I also found it interesting that the creators used the cables on top of the train to help power it. Also I liked R-51 shrink spray and his new clock!

    Reply
  55. Abygail

    I loved today’s science class!!

    Reply
  56. Alonso

    This video was so good I can’t wait for the next one.

    Reply
  57. Adalynn

    Hope I can remember to look for the comet! Definitely want to see it!

    Reply
  58. Zen

    i wanna know how fast can a bullet train go and what should they name the comet?

    Reply
  59. Jolee

    I JUST LOVE SCIENCE LIVE❤️

    Reply
  60. Greyson

    This live science was so interesting, i really enjoyed it.

    Reply
  61. Grant

    The meteor part was interesting!

    Reply
  62. Peyton

    Thank you for another wonderful episode.🥰

    Reply
  63. Chase

    I am excited to see the 2026 comet!

    Reply
  64. Gabriel

    I think the comet should be named “Raknorok (after the norse end of days)

    Reply
  65. Quentin

    I loved this always intresting

    Reply
  66. Hayden

    Inventors day is so cool. I really wanted to be an inventor when I was a small child. Learning about this subject is very interesting!

    Reply
  67. Lola

    During the protégés time, I loved the Earth – Control Base when they were singing. I’m the same as Eric, my favorite thing to do is fishing.

    Reply
  68. Lilly

    would love to see the comet!

    Reply
  69. Rowyn

    i love to learn about space and i really like this program

    Reply
  70. Michael

    Nice video, Dr tobias was funny too!

    Reply
  71. Matt

    How about Celia, as the name for the comet?, If it’s not the name of another comet that is.

    Reply
  72. Eli

    Thanks for the episode! I think the comet should be named The Dream.

    Reply
  73. Dirk

    I wish I could see the comet and train is cool

    Reply
  74. Skylar

    It is insane that they had to go over or under obstacles so the bullet train could be used and not derail at a turn. Another new thing I learned from Dr. Tobias.

    Reply
  75. Gabriel

    Hi from Oregon!

    Reply
  76. Ryleigh

    this one was pretty good!! im excited for the next episode.

    Reply
  77. Amelia

    I was shocked when I saw the Protégés interviewing Mr. beast, and I think the game show was a great twist to the episode. It would be great to see R-51 meet the Protégés.

    Reply
  78. Easton

    I can’t wait for the comet!! And I love Acellus it’s helped me since day one!!!

    Reply
  79. Lincoln

    those circuits are cool

    Reply
  80. Brady

    I think it’s so interesting to see what they name comets!

    Reply
  81. Aubrielle

    I think we should call the comet “The Science Live Comet” named after Science Live.

    Reply
  82. Brady

    I got a circuit building kit one year for christmas! It was my favorite present!

    Reply
  83. Sophia

    I love science live! What should i do if i can’t think of a science fair project.

    Reply
  84. Zander

    I love Japan! those bullet trains are sick!!! thank you

    Reply
  85. Keena

    happy valentines everyone hope everyone has a amazing day. this science live was amazing!

    Reply
  86. Dezaray

    I’m always so curious about science٫ science live is quite literally my favorite thing to watch

    Reply
  87. Abby

    The plasma tail of comets are some of the coolest things I think you can see when looking for comets.

    Reply
  88. Kinley

    I learned so much from this! Can’t wait for next weeks!

    Reply
  89. Alyssa

    It’s incredible how punctual, safe, and fast Japan’s bullet trains are.

    Reply
  90. Royce

    I love Astrology! Also Love learning about energy! Love how fun it was while also being so educational!

    Reply
  91. Bryson

    Great video today! I always love the ‘breakthrough moments in science’ part the most! ♥

    Reply
  92. Lucio

    this episode is going to be good like always

    Reply
  93. Vito

    I enjoyed learning about the bullet train on this episode, as well as the comet.

    Reply
  94. Tessa

    I didn’t realize there was a national inventors day. That’s really cool.

    Reply
  95. Caleb

    I can’t wait to see the comet.

    Reply
  96. Zayn

    I’m excited to look for a new comet! Very cool, thanks!

    Reply
  97. Kinsley

    Awesome learning about April’s upcoming comet!

    Reply
  98. Alexander

    Maybe the comet could be named: Apex

    Reply
  99. Emmanuel

    The comet is so amazing.

    Reply
  100. Will

    I enjoyed learning about integrated circuits.

    Reply
  101. Aubrey

    I love science live keep up the good work!

    Reply
  102. Abbigale

    I am so thankful that our school understands and interacts with videos and such it helps me comprehend so much.

    Reply
  103. Kaiden

    The bullet train part was great!

    Reply
  104. Harper

    I will be on the lookout for the comet!! How exciting. (★ ω ★)

    Reply
  105. Jacob

    cant wait to see the comet

    Reply
  106. Rosalinda

    How long did it take them to build all the bridges and tunnels for the bullet train

    Reply
  107. Apsyn

    Hey from Utah. I think it was be pretty cool if we named the comet after our school

    Reply
  108. Tilaiah

    keep up the great work!

    Reply
  109. Emily

    I love Acellus! <3

    Reply
  110. Mariana

    R-51 is the best he can get very funny at times and he makes cool stuff and big R should give him a professional science room to make more cool stuff if I do say my self.

    Reply
  111. Maeci

    I will be looking for that comet! Thanks for the video!

    Reply
  112. Eddie

    I think the comet should be named Acellus after our school.

    Reply
    • Keran

      I’ve read and heard about the bullet train before. Wonder if it feels like a roller coaster when you’re inside of it because it’s so fast.

      Reply
    • Tilaiah

      yesss!!

      Reply
    • Korah

      I love science and the things it can do! And I’m excited about the comet thank you for teaching about new things

      Reply
    • Madison

      I love how we learn off of science lab

      Reply
    • Sophie

      It would be the best time of my life if we name it the, Acellus comet

      Reply
    • Ava

      I love science live

      Reply
    • Heitor

      This would be so cool!

      Reply
    • Hammad

      I agree.

      Reply
    • Ramiel

      I can’t wait to see the comet! I’ve never seen one before so it’s super exciting

      Reply
    • Harper

      I think so too!

      Reply
    • Mason

      thank you for this weeks episode

      Reply
    • Natalie

      This weeks video was so funny me and my parents had fun watching it and learned new things while watching!

      Reply
    • Gracie

      I love science live

      Reply
    • June

      I would love to ride a bullet train at some point in my life! It seems so cool!I

      Reply
    • Nicholas

      Thomas Edison was great. He changed the world as we know it by introducing electricity.

      Reply
    • Sidra

      Learning about comets was truly fascinating. Will definitely look out for one when I get the chance. Cant wait for next weeks live!

      Reply
    • Sienna

      What I am confuse, but what what are you talking about again sorry

      Reply
    • Linwood

      Another week and another great science live.

      Reply
    • Ian

      it’s crazy how big computers used to be.

      Reply
    • Mckenzie

      That’s a good idea bc the comet kinda looks like Acellus the blue teal looking colors on it while it burns makes it look like the logo too lol

      Reply
    • Finlay

      yes I think so too

      Reply
    • Aria

      i think it should be called THE COMET OF DREAMS

      Reply
    • Amira

      I love how there’s a national inventor’s day.

      Reply
    • Jamie

      Loved this live, comets are so cool.

      Reply
    • Benjamin

      I loved the video this week. I’m definitely going to look at the sky to see if I see a comet. Where I live, you can see the stars at night so clearly and super bright.

      Reply
    • Coy

      the bullet train was awesome!!!!

      Reply
    • Braylon

      Dr billings tha goat

      Reply
    • Emree

      Ive never seen a comet before!

      Reply
    • Braylon

      I love acellus

      Reply
    • Addison

      i didn’t realize how important integrated circuits are in everyday devices. Great video!

      Reply
    • Musab

      I think so too!

      Reply
    • Jaiden

      Can’t wait to see the great comet of 2026

      Reply
    • Daisy

      Yess

      Reply
    • Shiloh

      Eddie you are so right

      Reply
    • Daniel

      Yeah I agree with you man

      Reply
    • Hunter

      I think the comet was really cool how it had that green ish blue color.

      Reply
    • Charlee

      I think the comet should be named a cellular after our school. That would be so cool. I love to watch science live ever week.

      Reply
    • Annalayah

      Wow! Great idea!!

      Reply
  113. Alison

    Science Live is so cool, it’s awesome that there’s a national inventor’s day.

    Reply
    • Tyler

      I hope to see a comet!

      Reply
    • Amira

      Seeing a comet in real life would be so cool!

      Reply
    • Chance

      Loved this episode learned a lot about Circuit’s

      Reply
    • Ava

      I like to watch R51. He is silly.

      Reply
    • Evangelina

      I also think that Science live is really cool.

      Reply
    • Olivia

      Acellus would be a cool comet name!

      Reply
    • Timothy

      Thank you acellus

      Reply
    • Gabriel

      Science Live is so cool, it’s awesome that there’s a national inventor’s day.

      Reply
    • Katherine

      I like the trains they are cool. They go fast.

      Reply
    • Joseph

      In this episode of the Science LIVE series, Dr. Roger Billings introduces the concept of integrated circuits. The video aims to inspire students by demonstrating the synergy between technology and education. It is part of a scholarship program that assists young individuals in discovering their career paths. By sharing his expertise, Dr. Billings encourages viewers to pursue their aspirations through the field of science.

      Reply
    • Skylynn

      The great comet of 2026 sounds so cool. i love science live!!

      Reply
    • Austin

      So exciting I can’t wait to see if we can see it

      Reply
    • Alan

      Can’t wait for the great comet of 2026! Learning about both the bullet trains of Japan and the integrated circuits was both informational and exciting, and the facts uncovered during these episodes are mind blowing. Looking forward to watching Science Live again next week

      Reply
    • Moriah

      for real

      Reply
    • Lilliana

      Circuits are cool.

      Reply
    • Maverick

      Very fascinating! Thank you for the broadcast!

      Reply
    • Dominic

      I love getting to learn about space. We were learning the planet in our science class. Comets can be space debris orbiting the sun

      Reply
    • Jackson

      science live is so cool it showed me stuff i never knew about awsome.

      Reply
    • Emmalyn

      i think the planet should be called AR acellus rocks! “planet” or the Em planet EP. Em for Everthing matters! please i love the last ONE!!!!!!!!!!!!

      Reply
    • Thubaytah

      i like that you said that i agree

      Reply
  114. Hunter

    We will definitely be on the lookout for a comet! We love astrology here at my home! We really liked this video thank you!

    Reply
    • Sally

      I’ll definitely keep an eye out for a comet, it’s so fascinatingly beautiful! Great video!

      Reply
    • Maddisyn

      I’ve never seen a comet in real life before!! I hope I’ll be able to see this one.

      Reply
    • Kemily

      i love trains! definitely gonna be looking for the comet !!

      Reply
    • Autumn

      Thank you teachers! Dr Tobias is funny

      Reply
  115. Caitlin

    Can’t wait for the great comet of 2026! Learning about both the bullet trains of Japan and the integrated circuits was both informational and exciting, and the facts uncovered during these episodes are mind blowing. Looking forward to watching Science Live again next week!

    Reply
    • Alyssa

      Oh, Caleb is definitely the funniest out of all the boys!

      Reply
    • Alma

      Interesting about the comet! Happy Valentines everyone! These videos are so educational and interesting, thank you.

      Reply
    • Clayton

      They should name it from which part of space it’s from.

      Reply
  116. Maria

    Thomas Edison was incredible. He changed the world as we know it by introducing electricity. I think the comet should be named Blaze, representing a fast and fiery spirit.

    Reply
    • Kinsley

      I really liked this video

      Reply
    • Brandon

      I always learn something new when I watch Science Live

      Reply
  117. Melissa

    I really would like to ride the Bullet Train one day!

    Reply
    • Adam

      I like when he talked about happy national inventor’s and Thomas Edison was incredible.

      Reply
    • Aria

      I want to ride a train. Comets are really interesting,I want to see.

      Reply
    • Owen

      I will definitely be on the lookout for a come, I’ve always wanted to ride a bullet train.

      Reply
  118. Ella

    thank you to the accellus teachers for making a fun and simple way to learn while also teaching us to stay persistent towards our goals

    Reply
    • Moses

      Watching for a comet

      Reply
    • Serenity

      I’m here. Oh my goodness that new bullet train is so cool. Very fast!!

      Reply
  119. Jasmine

    I think we should name the comet “AC” which means “Acellus Comet.

    Reply
    • Cailyn

      I think the comet should be name Acellus!

      Reply
    • Tobiah

      Good idea

      Reply
    • Addalyn

      Thank you acellus

      Reply
    • Anna

      Thomas Edison is incredible, I don’t know what we would do without electricity.

      Reply
  120. Jd

    How did R51 make that secret shrinker solution? Is R51 secretly a wizard?

    Reply
    • Lizeneri

      I’m not really into astrology put comets are pretty cool!

      Reply
  121. Layla

    I love science live. Dr tobias is funny 🙂

    Reply
    • Tobias

      I agree

      Reply
    • Cassandra

      HMM, I Don’t think I have ever seen a comet. That would be so cool to see! I will definitely be watching the sky! I didn’t know there was an inventers day. I have a couple inventions that I’d like to try.

      Reply
    • Brooklyn

      For real he is funny

      Reply
  122. Makayla

    I’m definitely going to be on the lookout for a comet!

    I always wanted to ride on one of those trains!

    Reply
    • Mason

      I would love to see a comet

      Reply
    • Alina

      This was such an interesting episode can’t wait for next week!

      Reply
  123. Henry

    I’m really excited about the comets, because I love astronomy!

    Reply
  124. James

    Happy valentines everyone. Have am amazing day

    Reply
    • Shae

      🩷😂😁😄

      Reply
  125. Oliver

    Comets are very interesting

    Reply
    • Hunter

      We will definitely be on the look out for a comet! 💫 We love astrology!

      Reply
      • Brody

        yeah i will keep a eye out

        Reply
  126. Nicole

    Love this video!!!!!

    Reply
    • Ella

      How small is the smallest comet? How big is the biggest comet?

      Reply
    • Ryan

      How can we even transmit electricity in space??

      Reply
    • Shae

      Me too🩵😂😁

      Reply
  127. Emerson

    I have a circuit game I like playing with.

    Reply
  128. Peyton

    this video was very interesting again cant wait to watch next weeks!

    Reply
  129. Annaleigh

    loved this video, I love r51!

    Reply
  130. Anna

    I loved the live! can’t wait for the next.

    Reply
  131. Emilia

    One thing I learned is with telescopes we can see in space.

    Reply
    • Tacy

      Thank you for the video, this week’s was very interesting!

      Reply
  132. Dane

    I really enjoyed learning about integrated circuits and National Inventor’s Day. These videos are really interesting.

    Reply
  133. Chandler

    Great science live! r51 is so funny!

    Reply
  134. Emilio

    How large is the average comet?

    Reply
    • Abel

      i think the nucleus ranges from about 1.5-3 miles and the tails are about 6-10 miles long.

      Reply
  135. Samuel

    I love Acellus its the best.

    Reply
  136. Ava

    I love these videos so much!!! I love watching them because they teach me very useful things!!!!

    Reply
  137. Elliot

    Will we be able to see the comet without damaging our eyes because it is so close to the sun?

    Reply
    • Chloe

      Im ready to see videos of the comet after it passes.

      Reply
  138. Santiago

    He was the first person to invent electricity?

    Reply
    • Aurora

      i think comets look beautiful and i would love to see one 🙂 happy valentines day

      Reply
  139. Alawa

    these are so cool and educational!!

    Reply
  140. Karina

    How can some times things In space help electricity?

    Reply
  141. Jackson

    Happy Valentine’s Day everybody!

    Reply
    • Oliver

      Can’t wait to hopefully see the Great Comet of 2026 in April!

      Reply
  142. Benjamin

    That train was fast!

    Reply
  143. Sara

    Happy early valentines. The new comet and “The great comet of 2026” seems very cool, cant wait to possibly see it this year!

    Reply
  144. Dean

    LOVED the animations and R51!!

    Reply
  145. Makai

    i think the bullet train was my fav part!!!!

    Reply
  146. Isaiah

    I love learning more from these science live videos, they are amazing .

    Reply
  147. Vandita

    Loved to learn about integrated circuits!

    Reply
  148. Redding

    What would happen if the wires on top of the bulletin train were severed?

    Reply
  149. Jameson

    Loved the bullet train part!

    Reply
  150. Georgia

    What determines the comet colors? The bullet train is so fascinating. Happy Valentines Day weekend everyone!

    Reply
  151. Natalie

    Comment
    Love the “You build it ” experiments. Thanks for sharing.

    Reply
  152. Graceynn

    Great video keep the good work!

    Reply
  153. Alyssa

    this video is so great for kids to learn its such a rough subject thank you for helping us out

    Reply
  154. Levi

    What if they tilted the magnets to make the bullet train even faster?

    Reply
  155. Ayden

    hello from florida.

    Reply
  156. Raylinn

    Nice live lil bro and happy Valentine’s days

    Reply
  157. Jonas

    lovve R5 10 so funny

    Reply
  158. Sara

    Greetings from Texas! Love these vids, keep up the good work r51!!! XD

    Reply
  159. Christopher

    R51 does not know what time to waste means.

    Reply
  160. Alex

    I love how bullet trains were invented from these little trains to humongous trains.Another thing I like is how .David and Cable got to show us how integrated circuits work.Lastly I just want to say that I can make something extraordinary also I think the comet should be named Comet51

    Reply
  161. Lilly

    amazing to know that the one who created the comet and the whole world knows me by name..so amazing

    Reply
  162. Ellie

    R51 is so cool!

    Reply
  163. Maddox

    Though National Inventors Day has passed, I still want to celebrate the brilliant minds who shape our world through innovation. Thank you for sharing, and I hope you have an absolutely wonderful weekend

    Reply
  164. Sophia

    We should get kits from a store to build circuts

    Reply
  165. Sophia

    I loved learning about the bullet trains! Happy Valentines Day!

    Reply
  166. Sophia

    This is so peak
    Also, have a happy Valentines day everyone

    Reply
  167. Anna

    liked the video would like to learn more about circuits (:

    Reply
  168. Ashley

    I think we should name the comet Aurora!

    Reply
  169. Charlotte

    The submission date for the science fair is my birthday. Lol

    Reply
  170. Gracie

    Hope I can see the Commit! Sounds really cool!!

    Reply
  171. Emma

    I love Acellus! Happy Valentines!

    Reply
  172. William

    When I saw how fast that bullet train went, my face looked exactly like that news reporters face.

    Reply
  173. Alexis

    I think comets are really awesome because of the way they travel and how bright they can be.

    Reply
  174. Samuel

    This is a small question that I have from the beginning of this episode, but what is a solar wind? He went through a lot of terms quickly to explain how the comet tail works and I am curious about what is effecting them.

    Reply
  175. Landon

    Another very fun episode to watch!

    Reply

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