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. Savanna

    I think astrology might be one of my favorite things to learn about! Thanks for another amazing science live!!!

    Reply
  2. Ariella

    I’m so excited to see the comet!

    Reply
  3. Colton

    I will be looking all over for a comet now I love this stuff.

    Reply
  4. Ronan

    It’s astonishing how comets are.

    Reply
  5. Jackson

    I cant wait to see the comment!

    Reply
  6. Gabriel

    How fast do comets go?

    Reply
  7. Ayva

    Watching from Ohio!

    Reply
  8. Andrew

    I love the circuitry a lot, and cannot wait to see the comet and for the name of it,
    The Helios comet and I hope to learn more.

    Reply
  9. Jedakiah

    I want to ride the Bullet Train

    Reply
  10. Kendyl

    wow the bullet train seems so cool

    Reply
  11. Skylar

    I love these weekly videos keep up the good work!

    Reply
  12. Adynn

    How can some times things In space help electricity?

    Reply
  13. Robert

    Bullet train was cool.

    Reply
  14. Ian

    This was great DrB

    Reply
  15. Skylar

    Thank you so much for making these weekly!

    Reply
  16. Luke

    Dr. Tobias was so funny today! I can’t wait for next week’s Science Live.

    Reply
  17. Parker

    Always enjoy watching science live!

    Reply
  18. Alana

    Loved learning about bullet trains!

    Reply
  19. Hope

    This is very motivating!

    Reply
  20. Tristan

    It is cool that there is a national inventors day

    Reply
  21. Leigh

    so interesting to learn about this!

    Reply
  22. Ava

    What year was Thomas Edison‘s birthday?

    Reply
  23. Gillian

    Whats the primary material used to make the base chip?

    Reply
  24. Luke

    Hi Dr. BIllings,

    I really enjoyed Dr.John’s lecture on the comets and the great comet that is going to be visible on april 20. Thank you for the lectures as usual and Im looking forward to the next lectures.

    Reply
  25. Mackenna

    I think comets are such interesting things to learn about I hope to see this great comet!

    Reply
  26. London

    Seeing Caleb and David always makes my day, they’re so goofy! Lol

    Reply
  27. Alison

    amazing live cant wait to see the next one

    Reply
  28. Salem

    Another awesome science live!!

    Reply
  29. Matt

    I’m super exited for the science fair, I think we’re gonna see a lot of super cool experiments this year

    Reply
  30. Jubilee

    Science live is awesome!!

    Reply
  31. Jenna

    A potential name for the comet is Protégé, after the amazing segment they did on Science Live. I really enjoy the Protégés’ teaching style.

    Reply
  32. London

    Hi Dr. Roger Billings and Pajet!

    Reply
  33. Willow

    I love science! learning about so many new things .

    Reply
  34. Robert

    I love science live Dr Tobias is funny.I always wanted to ride one of those trains.

    Reply
  35. Jordyn

    many components onto one small chip is brilliant.

    Reply
  36. Chloe

    This is so cool, this is one of the best episode of science live, thank you acellus!

    Reply
  37. Logan

    I liked learning about integrated circuits

    Reply
  38. Chloe

    Good day down in Alabama !!!

    Reply
  39. Riena

    I didn’t know that there was a national inventor’s day, that’s so cool!

    Reply
  40. Jadelyn

    A comet? How exciting!! I always love watching these.

    Reply
  41. Sadie

    Hi I loved learning about integrated circuit

    Reply
  42. Jeremy

    Bravo, great science live. I am really enjoying the segments with the protégés. I think the climate should have a very cool space sounding name, like galactic Voyager or something like that.

    Reply
  43. Alexandra

    Comets are so cool and so is astronomy! I’ll make sure to keep an eye out.

    Reply
  44. London

    I’ve always thought comets were so beautiful.

    Reply
  45. Muhammad

    Bullet trains are so cool!

    Reply
  46. Eli

    Hope to see the comet, we love when we get a chance to see them. Circuit games are interesting. Another great episode!

    Reply
  47. Maryam

    This was crazy, especially the vacuum tube part, had no idea people had to do that.

    Reply
  48. E-xo-te

    It’s crazy to think all that power fits on something so tiny.

    Reply
  49. Myla

    the bullet train is super cool. i knew they were fast but not that fast. amazing technology.

    Reply
  50. Morgan

    Wondering how integrated circuits will evolve with AI in the future. AI seems to be at the heart of everything as we are moving forward in time.

    Reply
  51. Marley

    The bullet train sounds so cool

    Reply
  52. Jonathan

    I think the comet should be named Accelerate-us .

    Reply
  53. Rhett

    I love watching the skies! Can’t wait to see the new comet!

    Reply
  54. Allie

    loved this video it was so cool learning about comets

    Reply
  55. Lillian

    my family has been sick this week but this show always makes me feel better

    Reply
  56. Carter

    I love bullet trains but I never knew there was a magnet one that is so cool I want to ride one.

    Reply
  57. Carter

    I want to ride a bullet train so bad…….!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! I used to watch videos of them and I didn’t know that there is a magnet train that’s going to be so cool.

    Reply
  58. Abbi

    R51 should try naming the comet! I love the protégés and how unhinged they are! It’s interesting how computers have changed so much over the years.

    Reply
  59. Kylah

    We love to look at stars at the beach.

    Reply
  60. Adrielle

    the science sounds so cool! I can’t wait to see who wins.

    Reply
  61. Kennedi

    loveddddd this episode today!!!!!

    Reply
  62. Gavin

    Cody’s project deserved the golden buzzer!

    Reply
  63. Noah

    Comment hello from Kansas!

    Reply
  64. Taylor

    i love acellus

    Reply
  65. James

    Comets are super cool!

    Reply
  66. Makenzie

    loved this live so much watched it twice!

    Reply
  67. Jadalyn

    Hopefully, I will be able to see the 2026 comet when it’s in the Northern Hemisphere.

    Reply
  68. Ashlynn

    I enjoy watching the sky and watching the stars and comets, it is an interesting subject,

    Reply
  69. Gabriela

    Investigating Japan’s bullet trains in conjunction with integrated circuits turned out to be an experience that was both captivating and informative.

    Reply
  70. Brody

    I am going to be on the lookout for the comet

    Reply
  71. Emma

    How exciting! a comet in 2026!

    Reply
  72. Riley

    definitely looking out for a comet!

    Reply
  73. Colton

    I like learning about space and find it so interesting. I think it would be cool to offer an astronomy class to take.

    Reply
  74. Isabel

    It’s crazy how much goes into even the smallest circuit.

    Reply
  75. Zeke

    Happy Valentines day!! Comets are extremely interesting.

    Reply
  76. John

    love the comet great episode

    Reply
  77. Preston

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

    Reply
  78. Henry

    I loved the video, thank you!

    Reply
  79. Madykz

    Another great episode! Thank you!

    Reply
  80. Adeilia

    Science lives are so interesting its really fun to watch!!

    Reply
  81. Chonyuda

    The bullet train was so cool! I can’t believe it can go that fast!

    Reply
  82. John

    Thank you acellus

    Reply
  83. Ameliea

    Maybe we should name the comet “Bullet Train” because its long tail looks like a bullet train. It was cool to learn more about how computers got smaller.
    sorry i posted again because i put my ID number in wrong.

    Reply
  84. Ameliea

    Maybe we should name the comet “Bullet Train” because its long tail looks like a bullet train. It was cool to learn more about how computers got smaller.

    Reply
  85. Nicholas

    I would call the comet “Comet Helios”. Japan’s bullet train is amazing. nothing like that in the US. Integrated Circuits was interesting .

    Reply
  86. Cassandra

    I think naming the comet after the school would be cool! Either way I’ll be on the lookout for it!

    Reply
  87. Mykenzi

    Thanks for the LIVE!

    Reply
  88. Gordon

    These Science Live videos keep getting better!

    Reply
  89. Ava

    Im so excited for the comet!

    Reply
  90. Zoe

    Learning about the train in Japan was interesting. I love science live. R51 makes me laugh.

    Reply
  91. Jonathan

    Amazing video, will be trying to find the comet.

    Reply
  92. Charlie

    I LOVE circuits! It’s one of my favorite activities in Acellus. I love them so much, my Nonna bought me a circuit set.

    Reply
  93. Annaleigh

    I think the comet should be named Comet 51,also that Bullet Train thing is really cool

    Reply
  94. Penelope

    The comet is so cool

    Reply
  95. Michael

    Woah, it’s so simple, but at the time, so smart.

    Reply
  96. Peyton

    I love this one

    Reply
  97. Carson

    I used to love building snap circuits growing up. Completing the circle to make a noise or light up a bulb and spin a fan! This reminded me of my younger days.

    Reply
  98. Clayton

    definetly going to be on lookout for a comet, i think you should name the comet ac.

    Reply
  99. Danielle

    Can’t wait to see the comet 2026!

    Reply
  100. Hunter

    it’s awesome that there’s a national inventor’s day.

    Reply
    • Addyson

      I am looking forward to seeing the comet of 2026!

      Reply
  101. Julian

    I’ve always wondered the science behind bullet trains, that fascinates me! Ill be looking out for the great comet of 2026!

    Reply
  102. Tyler

    Bullet trains look so cool! I wish we’d start making them here in america.

    Reply
  103. Nicholas

    I’d call the comet “Comet Helios”. Might take a trip to the local dam, better chance to see it. Also, Japan has an awesome bullet train.

    Reply
  104. Magnolia

    i like the shrinker thing

    Reply
  105. Henry

    I wish a shrink ray was in my house.

    Reply
  106. Elizabeth

    Hello science live! You light up my life! I love that opening joke! Thomas Edison did light up the world!

    Reply
  107. Adam

    Great to watch as always! Looking out for the 2026 comet!

    Reply
  108. Ryan

    Definitely on the lookout for a comet! Thank you for the great information!

    Reply
  109. Elena

    Man I wish I had a telescope good enough to see it.

    Reply
  110. Jessica

    This lecture is super dense. Comets to maglev trains to circuits (oh my!). Love it.

    Reply
  111. Aeden

    Why doesn’t America have a more advanced Train rail system like the rest of the world?

    Reply
  112. Ryan

    This week’s Science Live was quite entertaining and informative. Personally, my favorite part was Dr. John’s spotlight mentioning the new comet that’s estimated to appear by this April! This Science Live was great. Thank you.

    Reply
  113. Isabella

    Thank you for the information, i love the video!

    Reply
  114. Ashe

    Very Noyce! 😆

    Reply
  115. Jennifer

    I never knew that’s how comet tails were made!

    Reply
  116. Madeline

    i love science live it is so interesting!!!!

    Reply
  117. Kailee

    My room is space theme and I just drew a comet today to add to my collection of space stuff.

    Reply
  118. Ryan

    learning about the bullet trains of japan was awesome.

    Reply
  119. Isra

    Happy Valentines Day! It was really interesting to learn about the bullet trains.

    Reply
  120. George

    Science Live is so fascinating!

    Reply
  121. Clark

    What is the top speed a bullet train can go?

    Reply
  122. Mason

    The Bullet Train sounds like fun to ride, and it’s cool that they haven’t had any accidents for as long as they have been running it.

    Reply
  123. Zack

    What is the speed difference between the regular bullet train and the magnetic bullet train?

    Reply
  124. Saydee

    The bullet trains in Japan would be fun to travel on. Thomas Edison was a great inventor

    Reply
  125. Brianna

    Im really excited to see the comet!

    Reply
  126. Tyrik

    Wow, really nice video, this video inspires me to do great things! Thanks!

    Reply
  127. Deetya

    Where is the science fair happening?

    Reply
  128. Caleb

    This was an amazing episode on Acellus!

    Reply
  129. Franondus

    Where can I go to learn more information about this comet? I want to learn more.

    Reply
  130. Elias

    Can’t wait for the Comet in 2026!! Always love seeing yall!

    Reply
  131. Jacky

    There should be a comet called comet z.

    Reply
  132. Proudpitcha

    I love it!!!!

    Reply
  133. David

    Hello from Illinois, great show as always!

    Reply
  134. Ben

    How did you up with the name of the shrink spray? What did you use to bring your assistant back to normal size?

    Reply
  135. Isaac

    I liked seeing the inventions I liked when the golden buzzer was pushed . Thank you

    Reply
  136. Dechlan

    how does the bullet train use magnets to propel it forward and not backwards?

    Reply
  137. Gabriel

    This was the best science live yet! Thank you

    Reply
  138. Rayna

    Love this! Comets are awesome.

    Reply
  139. Anais

    I love how theres a national inventors day, thats so cute and so honouring lol. Also no free ways Dr. B????!!!! No way. Happy valentines day dear class mates!!! I think the comet should be named after us maybe, Acellus… also happy birthday mr edison…

    Reply
  140. Lydiann

    I love the protégée’s teaching style! -LydiAnn

    Reply
  141. Matt

    I love how they explained the integrated circuits.

    Reply
  142. Bailey

    How did they figure out how the currents work?

    Reply
  143. Glen

    Always love to see what the proteges have made for us every week!

    Reply
  144. Savannah

    Science Live is so cool

    Reply
  145. Shirah

    comets are so interesting to see!

    Reply
  146. Finn

    Heh, “down to the wire”… I see what you did there 😉

    Reply
  147. Liam

    this was my favorite episode so far. loved learning about comet

    Reply
  148. Brendan

    area 51 is so cool

    Reply
  149. Cayla

    Hello from Oregon!

    Reply
  150. Jillian

    Watching from Texas

    Reply
  151. Isaac

    I thought it was cool on how they talked about the bullet trains and the kind of circuits they used to to run them since they were so fast. I also like how the circuits evolved over the years to keep the trains from falling off the tracks if there was a turn . i also thought it was interesting on how it looked like a comet had 2 tails.

    Reply
  152. Allison

    Will most definitely be looking for seeing a comet

    Reply
  153. Caleb

    A cloud is 1 million pounds that’s crazy!

    Reply
  154. Zaden

    I didn’t know that trains can go that fast

    Reply
  155. Solomon

    thank you Roger Billings for everything that was cool

    Reply
  156. Elliana

    I love this science live!!

    Reply
  157. Owen

    Dr Tobias thanks so much for make my day so fun and we should named the comet ““Comet A” for Acellus.

    Reply
  158. Amaya

    We should name the comet ”Comet Billings” after Dr Roger Billings, Because he made Acellus!
    ☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️☄️

    Reply
  159. Gavin

    learning about bullet trains was really cool and interesting.

    Reply
  160. Emma

    I thought everything about the bullet train was really cool especially that over 400,000 people ride on them every day!

    Reply
  161. Lexie

    Thank you guys for this video!

    Reply
  162. Charlyn

    What is an integrated circuit used for in today’s life?

    Reply
  163. Karington

    How many comets have been spotted and named?

    Reply
  164. Chrysanthemum

    we should name the comet Acellus, “after the school.” hahahahaahah

    Reply
  165. Kacelyn

    I saw another comment saying we should name the comet Acellus and totally agree with them.

    Reply
  166. Gianni

    Happy valentines everyone, also the comet was very intriguing.

    Reply
  167. Emma

    What can an integrated circuit help a computer do?

    Reply
  168. Annabel

    i love science, live wish i can whatch it every day.

    Reply
  169. Darrick

    When is the new train going to be done.

    Reply
  170. Abdiel

    I cant wait for the comet

    Reply
  171. Nora

    I learned so much from that!

    Reply
  172. Ava

    Living on the space coast, we love all things space. Not so happy about being woken up by rocket launches at 3 am, but the rest of it.

    Reply
  173. Brionna

    Happy Valentines Day! Amazing live stream as always.

    Reply
  174. Hadlee

    Comets are so cool they can be all shapes and sizes!

    Reply
  175. Jason

    if a cloud weighs 1,000,000 Lbs. how does it float

    Reply

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