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. Macy

    i loveee r51 yayyy

    Reply
  2. Evelyn

    Thank you so much for telling us how to do the science fair! I’ve been trying to figure it out for so long.

    Reply
  3. Silas

    Hi from Tennessee

    I love watching Science Live

    Reply
  4. Lynden

    I am very interested in the fact that a bullet train can travel that far in just a second! Happy National Inventors Day!

    Reply
  5. Makayla

    I love science live!!!

    Reply
  6. Olivia

    Circuits are so cool! I used to make them when I did robotics!

    Reply
  7. Paila

    Can’t wait to learn what this live has to offer!

    Reply
  8. Daisy

    Happy V-day yall! great video guys

    Reply
  9. Anne

    why do the comets have different colors?

    Reply
  10. Jax

    Thanks for the great videos

    Reply
  11. Piper

    best day ever learning this

    Reply
  12. Kylie

    That R51 spray bottle was cool!

    Reply
  13. Isabel

    I have three words to describe how I feel about this video. Fascinating. educational and amazing!!

    Reply
  14. Cayden

    they said 67!!!!

    Reply
  15. Amy

    Happy Valentines guys ,great video as always

    Reply
  16. Isaiah

    I love science live!!

    Reply
  17. Jujhar

    Learning about the bullet train in Japan was cool! I’d like to experience that when i go to Japan!

    Reply
  18. Derek

    BIG R IS THE GOAT

    Reply
  19. Ava

    I love watching these.

    Reply
  20. Trent

    The bullet train was by far the coolest, but I loved the circuit too. Happy valentines day everyone!

    Reply
  21. Emmalee

    Fun video! Can’t wait to watch more next week

    Reply
  22. Caleb

    SCIENCE LIVE IS SO GREAT!!! happy valentines day and the Tomas Edison joke was good

    Reply
  23. Mina

    Wow! Great video as always can’t wait for the next live

    Reply
  24. William

    I loved the bullet train segment, keep up the great work 👍

    Reply
  25. Calvin

    Very interesting. I learned a lot!

    Reply
  26. Kaylee

    HIIIIIII! I just wanna say, dont apologize to us for the prodege’s behaviors. In my opinion i LOVE THEM! THEY ARE REALLY FUNNY! They keep it entertaining! so uh yeah! Also happy early valentines!

    Reply
  27. Savannah

    Hello from Utah. Happy valentines everyone.

    Reply
  28. Roman

    I loved this video!

    Reply
  29. Adalynn

    I LOVE THESE VIDEOS!!!-Adalynn

    Reply
  30. Jed

    love the content , super interesting!!!

    Reply
  31. Lilly

    Happy Valentines Day!

    Reply
  32. Jack

    Great lesson this week! Happy Valentine’s Day!

    Reply
  33. Brailyn

    R51 and the Protégés make me laugh EVERY VIDEO! It’s so fun to hear about R51’s inventions!😂

    Reply
  34. Kerialys

    In the next science live can you teach us how to make a integrated circuit , and give us a list of the materials we need to make one?

    Reply
  35. Violet

    Happy Valentines Day. Also my favorite in Science Live is R-51 he’s funny:)

    Reply
  36. Jace

    These videos are great very excited for the next one

    Reply
  37. Brendan

    love these vids they are really informal

    Reply
  38. Jonathan

    Great video! Have a great Valentine’s Day everyone!

    Reply
  39. Alisa

    Hi from Mississippi !

    Reply
  40. Claire

    the comets name should be r51

    Reply
  41. Lincoln

    that train was fast

    Reply
  42. Janary

    happy valentines day

    Reply
  43. Zaynab

    This was really fun!

    Reply
  44. John

    Comets are so cool! I’ve always wanted to see one, so I hope I’ll be able to see one this year. I would be so happy!

    Bullet trains always fascinated me, so learning more about them was really cool.

    Reply
  45. Jessie

    Great video! Happy Valentine’s day!

    Reply
  46. Jeramiah

    How much money did it take to fully fund the bullet train? Hello from Idaho!!!

    Reply
  47. Payton

    How much did the first bullet train cost?

    Reply
  48. Leeland

    Such a fun live today!

    Reply
  49. Dax

    I’ve always loved bullet trains and how fast they can go! awesome science live this week.

    Reply
  50. Lilly

    comet should be named BB Blast

    Reply
  51. Charles

    I think that it’s really cool that a bullet train can go 180 feet per second and I can’t wait to see the comet. I am very glad that we have integrated circuits because it allows us to have smaller devices like cell phones.

    Reply
  52. Domenic

    So incredible! I love these videos, happy Valentine’s Day!

    Reply
  53. Nayeli

    Great live! See you next week!!!

    Reply
  54. Akram

    Happy valentine to every students and teachers

    Reply
  55. Zabram

    the bullet train was so cool

    Reply
  56. Isabel

    the starlit comet

    Reply
  57. Aubrie

    Love learning about everything related to space! These videos are so awesome and so intriguing!

    Reply
  58. Alexandria

    I didn’t realize that Thomas Edison’s birthday was on national inventors day but the fact that I didn’t know is good because it just means i have a lot to find out about this amazing world.

    Reply
  59. Aayan

    Happy national inventors day everyone. Extremely excited for the science fair. Can’t wait to come up with an amazing idea for it.

    Reply
  60. Olivia

    I loved the soshol emoshenol joke😂🤣

    Reply
  61. Leon

    This science live was hilarious I loved it.

    Reply
  62. Austin

    i wonder if they had the technology we have today what would have changed and wouldn’t??

    Reply
  63. Mia

    Hello this is Mia from vegas

    Reply
  64. Seraphia

    I love this one!

    Reply
  65. Ashland

    Such a great live and topic! Happy Valentines everyone!

    Reply
  66. Saniya

    It was cool learning about the bullet train! I think it would be really fun to ride!

    Reply
  67. Parker

    How do people know when exactly the commet will hqppen?

    Reply
  68. Nolan

    Happy Valentine’s Day. This video was very educational and cool

    Reply
  69. Corinne

    Wow, I really liked the segment on the circuits, I liked what the younger boys put together with the six seven joke and the sitcom reality tv show feeling along with the other different comedic bits they put in. Kept my attention a lot as an older viewer on science live.

    Reply
  70. Breezi

    Great information! So excited for the Science Fair.

    Reply
  71. Samuel

    I think the comet should be called sprint pow

    Reply
  72. Eddie

    How many circuits are there in the world and how are they built?

    Reply
  73. Caroline

    Hope everyone has a great Valentine’s day! How can we include science in our day?

    Reply
  74. Patty

    I wish there were on of these videos every day that I could watch!!!!!!

    Reply
  75. Jaxon

    i love this video it helped so much

    Reply
  76. Adrian

    How do you make a efficient parallel circuit?

    Reply
  77. Aj

    The name for the comet should be comet 51.
    Were integrated circuits used for the bullet train?

    Reply
  78. Kaydence

    these are the best! I love learning new stuff!

    Reply
  79. Quintin

    It is nice to know about the things this world has to offer

    Reply
  80. Kean

    I like the bullet train.

    Reply
  81. Jaxton

    hi from north dakota

    Reply
  82. Daxen

    How does the bullet train go so fast?

    Reply
  83. Hunter

    This video was sooooo AWSOMEEE!!!! I love hr51!!!

    Reply
  84. Francisco

    THAT WAS FUN

    Reply
  85. Keren

    I love it when they put on r 51 its so funny and awesome happy Valentines day everybody
    (^-^)

    Reply
  86. Trent

    The bullet train is so fascinating. How can you make something so big move so fast?

    Reply
  87. Izabella

    The comet sounds like it will be fun to see 😁

    Reply
  88. Emma

    Love the new information each week!

    Reply
  89. Adelaide.

    Y’all do wonderful videos.

    Reply
  90. Aiden

    another awesome video. Amen

    Reply
  91. Abigail

    This was very cool. I love comets. I will mark my calendar for this April.

    Reply
  92. Bostynn

    r51 was good today

    Reply
  93. Logan

    Acellus Science Live in all it’s glory, And happy Valentines for those who celebret it.

    Reply
  94. Alexis

    The bullet train is so cool!

    Reply
  95. Aubrey

    This has been my favorite one so far. I love and enjoy watching all of them. Thank You!

    Reply
  96. Rori

    In this video I learend about two guys wanting to make a fast train.

    Reply
  97. Aimiliona

    this was the best one yet

    Reply
  98. Charlotte

    hiiii thanks for the video <3

    Reply
  99. Jacob

    tuning a radio is insane

    Reply
  100. Ethan

    Science Live is awesome! Happy Valentines!

    Reply
  101. Taylor

    I think the star should be the Jo bro’s comet because I have two brothers that start with Jo! The train was so fast I was surprised that people thought it was crazy but it actually worked just needed to go in a straight line. I think the person was funny when they said they scientifically picked one but he just closed his eyes and picked one. Did I see mister beast?

    Reply
  102. Brennan

    I love science live

    Reply
  103. Gwendalynn

    Hello loved the video today! Hope everyone has a good Valentines Day!!

    Reply
  104. Haven

    I loved this science live so much!
    Also happy Valentines Day!

    Reply
  105. Angel

    Great Video this week! Thanks for all the hard work.

    Reply
  106. Layken

    i really enjoyed this! thank you!!

    Reply
  107. Sofia

    I love science live and i enjoy seeing r51!!! happy valentines everyone!

    Reply
  108. Alvin

    I like the Proteges because they are funny! : – ) : – )! I also learn a lot from them.

    Reply
  109. Effram

    Are the Science Live videos recorded?

    Reply
  110. Danny

    I love these videos so much keep them going.

    Reply
  111. Jackson

    Can we have more time for science news?

    Reply
  112. Kamden

    How many vacuum tubes are in an iphone in total?

    Reply
  113. Carolelyhn

    I always love seeing other students’ projects!!! HAPPY VALENTINES DAY TO ALL ❤️❤️❤️

    Reply
  114. Weston

    The comet should be named ” Comet Bright “

    Reply
  115. Jonas

    I loved seeing the proteges act. The comet should be named the jo bros.

    Reply
  116. Alexis

    Wy do you need a magnetic thing on the bullet train.

    Reply
  117. Kael

    Amazing video guys well done !

    Reply
  118. Kendall

    How many years did it take until comet hale-bop came to earth

    Reply
  119. Victoria

    Great episode! Happy valentine’s dayyy!!

    Reply
  120. Brady

    its cool how integrated circuits can be used

    Reply
  121. Jonah

    The 2A03 is one of my most favorite custom integrated circuits

    Reply
  122. Jacob

    Another great episode cant wait for the next one.

    Reply
  123. Madison

    Wonderful videos!

    Reply
  124. Liliana

    Wow I hope I get to see a comet that’s really cool! I hope the comet is 3 times brighter than the moon so everyone can see it 🙂

    Reply
  125. Madelyn

    I am so excited to see the upcoming comets!!!!

    Reply
  126. Noah

    I really enjoy learning about circuits!

    Reply
  127. Beau

    Happy valentines day tomarrow Love the videos and want more of coding and circuit videos!

    Reply
  128. Xander

    I’m excited to see the comet!

    Reply
  129. Brayden

    That was really good!

    Reply
  130. Faith

    How many miles can the bullet train go in an hour?

    Reply
  131. Giuseppe

    Wow! That train was so fast.

    Reply
  132. Emma

    That is so cool that there is a national inventers day!

    Reply
  133. Keegan

    Can’t wait for the great comet in April!

    Reply
  134. Ryden

    Can that spray shrink me?

    Reply
  135. Madison

    thank you. Happy Valentines

    Reply
  136. Jerrik

    I would like to know if you can teach us how to build circuits. btw HAPPY VALENTINES DAY!!!11

    Reply
  137. Hayleigh

    I loved the part where they talked about integrated circuits! And had them make some to show us. Great episode!

    Reply
  138. Zoey

    R51 is so funny. Zoey C

    Reply
  139. Alexis

    Wy do you need those magnetic things on the train.

    Reply
  140. Julia

    I loved learning about the bullet trains, now I really wanna go on one someday!

    Reply
  141. Lily

    R51 is so funny. I think we should name the coments ” Acellus51 ” or “R51”.
    Happy Valentines Day!!!!!!!!!!!!!!!!!!!

    Reply
  142. Adalynn

    Happy Valentines Day Everyone!! Amazing video today!

    Reply
  143. Maya

    Why are they called integrated circuits? What are they being integrated into?

    Reply
  144. Lucas

    science live is cool

    Reply
  145. Landon

    I love watching Science Live.

    Reply
  146. Anna

    This video was awesome! Thank you.

    Happy valentines day everyone!

    Reply
  147. Beckham

    the comet should be called (dream)

    Reply
  148. Liam

    I love learning about circuits. Great episode.

    Reply
  149. Oliver

    These science lives are soooo cool!!

    Reply
  150. Faith

    I really Iike the Protegeges! I hope they will continue making videos with the inventioneers!

    Reply
  151. Theo

    i love sciancee live hahaha

    Reply
  152. Maya

    There is no way they just did a 67 joke on Science Live. I really did not expect that lol.

    Reply
  153. Miles

    Happy valentines day!!!!!

    Reply
  154. William

    Science live I love SCIENCE LIVE

    Reply
  155. Tate

    Looking forward to the science fair!

    Reply
  156. Sarah

    Science live is so cool hope I can go to the Science Fair 🥰🥰

    Reply
  157. Tasneem

    R51
    Please invent an electrical cat toy

    Reply
  158. Bailey

    It is cool to see they made these super fast trains,who agrees? btw HAPPY VALENTINES DAY <3

    Reply
  159. Rebecca

    I think we should call the comet Comment. Also the bullet train is surprisingly safe for something with bullet in its name.

    Reply
  160. Joshua

    I liked learning about comets. It’s cool that it’s like a snowball in space!

    Reply
  161. Andrew

    I liked when Dr. John talked about comets. The name for the comet should be Enviro Tech.

    Reply
  162. Zadon

    I learned a lot of new things from this week’s science live!!

    Reply
  163. Tasneem

    Oh, that Schricker was an amazing invention. I hope I can get it.🤪🤪🤪

    Reply
  164. Hudson

    Great science live, love the goofy proteges

    Reply
  165. David

    Happy Birthday and National Inventors Day!

    Reply
  166. Jeremiah

    What we’re the names of the people who discovered the comet Hale-Bopp?

    Reply
  167. Chase

    I love these so much!

    Reply
  168. Trevor

    loved the live today!

    Reply
  169. Daniel

    Happy national inventors day!

    Reply
  170. Trent

    I love these videos so much! Happy valentine’s day everybody!

    Reply
  171. Lincoln

    Love the videos!! Happy V-Day everyboby!!

    Reply
  172. Jacob

    Happy Valentines Day Everyone. I would like to see a circuit being built as well(I seen a comment mentioning it).

    Reply
  173. Chevelle

    The part where they talked about bullet trains is my favorite.

    Reply
  174. Faith

    Around how many comets are there?

    Reply
  175. Avyn

    I’m excited to see the great comet

    Reply

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