The Edison Effect

December 17, 2025ย  โ€ขย  EPISODE 291

What if Thomas Edisonโ€™s greatest discovery wasnโ€™t the light bulb? In this episode of Science LIVE, Dr. Roger Billings explores the Edison Effect and how Edisonโ€™s experiments paved the way for electron tubes and modern electronics. Discover why this overlooked breakthrough mattered thenโ€”and why it still shapes technology today.

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 โ€œDrBโ€ 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 DrBโ€™s lifelong commitment to supporting education, Science LIVE was launched as a way to โ€œgive backโ€ by mentoring students in conjunction with the Roger Billings Scholarship Program.


Read more about DrB ยปย 
About the Roger Billings Scholarship Program ยป

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6,269 Comments

  1. Lanie

    Science live is the best !

    Reply
  2. Karelle

    Thank you!

    Reply
  3. Joseph

    Oh, R-51 seems to be alive, that is good to know he’s okay. That was a good lesson to not play with electricity.

    Reply
  4. Stella

    so funny

    Reply
  5. Stefan

    hello

    Reply
  6. Jensen

    I love r-51

    Reply
  7. Jayden

    How many years did it take Eddison to create the vacuum?

    Reply
  8. Kaylee

    This is so much better than normal school

    Reply
  9. Eve

    Hi iโ€™m here

    Reply
  10. Josalyn

    wow thats amazing

    Reply
  11. Evan

    i enjoyed

    Reply
  12. Oscar

    Moral of the story is that if thereโ€™s something you canโ€™t understand, thereโ€™s something remarkable behind it; something worth studying.

    Reply
  13. Kielan

    Approximately how long would it take to change all those vacuum tubes?

    Reply
  14. Harper

    r-51, are you okay?

    Reply
  15. Helen

    hahaha this episode was really fun. The more these go, the better they get. Thank you so much and Merry Christmas

    Reply
  16. Skyler

    I like science live

    Reply
  17. Sergio

    Hi

    Reply
  18. Michael

    happy Christmas, and new year. my birthday is January 1st (new year’s)

    Reply
  19. Madelyn

    awesome

    Reply
  20. Mason

    Does patenting ideas make it harder for new inventioneers to build off of old ideas to come up with new inventions?

    Reply
  21. Insha

    Hello from NC!!!!!!

    Reply
  22. Abigail

    have you recovered R51? Ive been worried about you

    Reply
  23. Alyson

    I wasn’t logged in for my first comment. I’m commenting again. This is my first time watching science live and just started with Acellus. Loving it so far!

    Reply
  24. Melanie

    What is a circut?

    Reply
  25. Kristiana

    I cannot wait for Christmas

    Reply
  26. Lanie

    Hiii from Virginia!! I love science live !

    Reply
  27. Riley

    This is the best LIVE ever, thank you two so much!

    Reply
  28. Elwood

    Hi, Iโ€™m watching with my mom and dad.

    Reply
  29. Emmie

    Thanks for teaching us about the Edison Effect!

    Reply
  30. Gavin

    I love watching Science Live and learning about so many cool things!!!

    Reply
  31. Ariana

    Hi from Texas! I love science lives so much, I feel like I learn so much. I love the episodes that are about the earth and space most

    Reply
  32. Riley

    Happy Holidays from Virginia Beach!

    Reply
  33. Eryn

    Thomas Edison’s knowledge of the light bulb was clever. It clearly took a lot of people and their brilliant brains to make it happen. My mom always thought Mr. Edison invented the light bulb.

    Reply
    • Eryn

      Don’t play with electricity! ๐Ÿ”Œ

      Reply
  34. Jai-marie

    Science live is the best

    Reply
  35. Isaac

    During โ€œProject Purpleโ€ How do AI algorithms determine the intended key press rather than the exact point of contact on the screen?

    Reply
  36. Emberlyn

    I learned that people made a phone that fingers could type with out a stilis ๐Ÿง‘โ€๐Ÿ’ป merry Christmas ๐ŸŽ

    Reply
  37. Ethan

    They make it So easy to learn

    Reply
  38. Ummekulsum

    Omg I love pajetโ€™s jacket.๐Ÿฉท

    Reply
  39. Lauren

    so entertaining

    Reply
  40. Jackson

    Wow

    Reply
  41. Verarose

    Truly amazing people!

    Reply
  42. Alexander

    Hello from Ms love to see another one

    Reply
  43. London

    hi from nh

    Reply
  44. Ava

    this live is great

    Reply
  45. Ava

    I love science live so so much guys like im so happy right now

    Reply
  46. Joseph

    Hello from Loganville Ga

    Reply
  47. Malachi

    Happy holidays from Florida!

    Reply
  48. Laiba

    Hello from Maryland! This is so fascinating!

    Reply
    • Amina

      Hi from Maryland! Another great week of Science Live!

      Reply
  49. Hunter

    I want to make things with electricity like Thomas Edison when I get older!

    Reply
  50. Sanaya

    I never knew that Thomas Edison didnโ€™t didnโ€™t create the first light bulb

    Reply
  51. Briana

    hello from texas!

    Reply
  52. Oliver

    “I am very glad light bulbs were invented.”
    Typed by mom for Oliver

    Reply
  53. Jaidyn

    Today has been a very fascinating science live! Thank you for taking the time to teach us more about science!

    Reply
  54. Jrew

    Merry Xmas and Happy New Year Roger Billings your scholarship is a gift that keeps on giving.

    Reply
  55. Peyton

    How old is the light bulb?

    Reply
  56. Shane

    Greetings from Texas

    Reply
  57. Kaleb

    Hey from GA

    Reply
  58. Grayson

    Iโ€™d like to learn more about the origins of computers and the first working digital computer with a screen

    Reply
  59. Grace

    Hello from Indiana!

    Reply
  60. Jaxon

    I love science live

    Reply
  61. Jackson

    What are some of the other inventions Eddison came up with?

    Reply
  62. Bryson

    Happy Holidaysss to everyone reading this!!!

    Reply
  63. Isabella

    the touchscreen keyboard on the iphone was genius!!

    Reply
  64. Hazel

    hello from DE!!!

    Reply
  65. Kendra

    Itโ€™s crazy to think about how much technology has become so advanced in such a short time.

    Reply
  66. Dylan

    how fast can a particle go

    Reply
  67. Wesley

    so cool

    Reply
  68. Zeina

    -ASL 2 looks like a very cool course!๐Ÿ‘๐Ÿผ๐Ÿซถ๐Ÿผ๐ŸคŸ๐Ÿผ
    – The story of the I-PAD! WOW!!
    -Happy Holidays Everyone๐ŸŽ„โ„๏ธ๐ŸŽ
    – I have a great invention Mr. Billings!

    Reply
  69. Mason

    Hi I’m mason from texas. What is an apex inventor?

    Reply
  70. Emily

    Hello from Arizona

    Reply
  71. Emily

    Cool live!

    Reply
  72. Cash

    Good to know

    Reply
  73. Lilly

    Hi from ohio!

    Reply
  74. Titus

    Merry Christms from AZ! That was a cool little video you showed.

    Reply
  75. Latifah

    Khadijah and me love science live!!!! ๐Ÿ™‚

    Reply
  76. Maddox

    I love being able to see how things we use every day started and what they went through to become the technology that we use today.

    Reply
  77. Emily

    I learned a bunch of new things on the ScienceLive, hopefully you guys are having an amazing day! ๐Ÿ˜€

    Reply
  78. Amber-leigh

    Hi everyone! Amazing Science Live today!

    Reply
  79. Xavier

    hello from Ohio

    Reply
  80. Hunter

    It was fun learning about the first iphone and about the lightbulb! I hope the entire Acellus team has a great christmas!

    Reply
  81. Christine

    Hi from South Carolina!!!!

    Reply
  82. Mya

    Hola Como Estas!!! From North Dakota!!!

    Reply
  83. Taleeya

    Love from Atlanta, Georgia

    Reply
  84. Lorelai

    This is why I love Acellus! Not only interesting but also teaching me things I never knew! I thought Thomas Edison created the light bulb!!

    Reply
  85. Eliam

    Hello, love science! happy holidays.

    Reply
  86. Elisha

    I never knew learning about electricity is so interesting! I can’t wait to take Acellus’s STEM 3 course in the next school year.

    Reply
  87. Savannah

    Wishing you all happy holidays!

    Reply
  88. Oliver

    I love r-51 and…

    dr.roger billings.

    Reply
  89. Lyla

    Hello from Florida! I hope everyone has a great week.

    Reply
  90. Dominic

    Hi from Louisiana

    Reply
  91. Shaylyn

    What would happen if the vacuum tube overheated.

    Reply
  92. Calvin

    Hello from Michigan. Happy Holidays!!

    Reply
  93. Javion

    wow i am inspired by that.

    Reply
  94. Cole

    Thank you so much for making ASL 2!!! My brother and I are so thankful and so excited!

    Reply
  95. Abigail

    Yaโ€™ll just made my week by reading my comment out loud and possibly made my year

    Reply
    • Cayden

      This week’s program was very interesting. Probably my favorite so far!

      Reply
    • Mira

      Congrats Abigail!!! ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ I have NEVER had a comment read out loud And i have been watching Science Live since i started Jan 14 2025 (Which the science Live Jan 15 2025!!) So you are SOOOOOOOO lucky!!!!!!!!!!!!!!!!! ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€ ๐Ÿ˜€

      Reply
  96. Serenity

    I love science Live

    Reply
    • Oluwadarasimi

      I love Science Live!

      Reply
  97. Eliana

    hi from nj

    Reply
  98. Brylan

    hello from il

    Reply
  99. Brantley

    It’s cool to hear the way things have advanced over time.

    Reply
    • Hayden

      Hello from CT!!

      Reply
  100. Glenn

    Hi from Louisiana

    Reply
  101. Ariana

    This is such good info!!

    Reply
  102. Lorelei

    hello from ny

    Reply
  103. Audrey

    i loved this weeks live

    Reply
  104. Sevastian

    helooooo

    Reply
  105. Noah

    Very interesting!!

    Reply
  106. Brooklyn

    Happy Holidays from New York!!

    Reply
  107. Dora

    Hii from DR, I lovee science live!!

    Reply
  108. Belle

    cell phones are so cool now i could only wonder how they worked back then?

    Reply
  109. Aaram

    Electricity flows from negative to positive, Wow!

    Reply
  110. Violet

    hi from new york

    Reply
  111. Julianna

    How is everyone?

    Reply
  112. Zen

    I wonder what R51 is gonna do

    Reply
  113. Shayla

    Hello from Massachusetts, I’m Shayla! I love your Science Live, and my favorite parts are Nasa launching their new space invention and Roger and Pajet being so unserious and playful on-stage. I love you guys!

    Reply
  114. Thalia

    These lives teach me so much things! Truly awsome!

    Reply
  115. Roy

    Pay attention to Roger Billings

    Reply
  116. Eden

    Science Live is interesting.

    Reply
  117. Carmen

    love these lives cant wait for the next one

    Reply
  118. Whyatt

    Pay attention Ms. Pajet ๐Ÿคฃ

    Reply
  119. Gianna

    phones used to look like calculaters but that is so cool!

    Reply
  120. Kyliana

    loving this, greetings from peru

    Reply
  121. Andrew

    Hello, from South Carolina!!!

    Reply
  122. Joseph

    I love R51

    Reply
  123. Amira

    Great Episode

    Reply
  124. Sophia

    Greetings from Naples!!

    Reply
  125. Abigail

    iโ€™m sending a letter to R51 soon so be on the lookout

    Reply
  126. David

    Merry Christmas !! I love science live!!!

    Reply
  127. Diana

    love it so so so so so so so so much !!!!!!!

    Reply
  128. Zayne

    How many years did it take Eddison to create the vacuum?

    Reply
  129. Makenzi

    It’s amazing how one piece makes so much of a difference!! That’s awesome

    Reply
  130. Aaron

    do you have a billings effect?

    Reply
  131. John

    I love hearing about how things were invented

    Reply
  132. Kaleigh

    Hii. Have a good day/night!

    Reply
  133. Gaige

    cool video

    Reply
  134. Miguel

    Merry christmas

    Reply
  135. Michael

    Hello๐Ÿ‘‹ from Austin MN.

    Reply
  136. Joseph

    Hello from NY! Science live is the best-electricity is so interesting to learn about.

    Reply
  137. Tasneem

    It’s cool how the vacuum works!

    Reply
  138. Ellery

    hi I’m ellery

    Reply
  139. Brady

    What year was the first lightbulb made?

    Reply
  140. William

    Hi from Tennessee.

    Reply
  141. Johnathan

    Hello From Nevada

    Reply
  142. Jonathan

    Comment I love all that Roger Billing teaches us in Acellus live.

    Reply
  143. Dominic

    Comment watching from Ohio

    Reply
  144. Eslie

    Also, Lady Pajet, please tell Dr. Billing that I really like his hairstyle ๐Ÿคญ and his radio voice

    Reply
  145. Elana

    Hello everyone

    Reply
  146. Milana

    Greetings from Nevada!

    Reply
  147. Talia

    Watching from CT!

    Reply
  148. Genevieve

    Hello from Chicago!

    Reply
  149. Charlie

    Amazing information, we are so lucky! Thank you

    Reply
  150. Landon

    I love science live!!!!

    Reply
  151. Makis

    Hello, from Maine.

    Reply
  152. Ellie

    Hello from Georgia

    Reply
  153. Ryan

    Hi from Illinois

    Reply
  154. Arianna

    Hi from Illinois. i love watching science live its so interesting

    Reply
  155. Jackson

    What was the name of his vacuum?

    Reply
  156. Belle

    how did Edison make the vacuum

    Reply
  157. Samuel

    I enjoy Science Live every day and week ๐Ÿ’š ๐Ÿ’š๐Ÿ’š

    Reply
  158. Alexandra

    What is Dr. Billings favorite non-hydrogen invention that hes helped on or invented?

    Reply
  159. Allias

    Hi! Allias from windy Montana! I think this is going to be a very fun science live!

    Reply
  160. Devin

    Hi from texas!

    Reply
  161. Landen

    Hi from illinois! Merry Christmas!

    Reply
  162. Elliana

    Why did he name it the Edison Effect?

    Reply
  163. Brody

    hey from texas.

    Reply
  164. Safiya

    COOL!!!!!!๐Ÿ˜Ž

    Reply
  165. Evelyn

    I am obsessed with Science Live!

    Reply
  166. Adyline

    I’m always watching science live it helps me so much I am going to defiantly pass next year thank you so much!!!

    Reply
  167. Emmagarner

    Great show tonight!!!!

    Reply
  168. E`mani

    i love how ms pajet is in the live.

    Reply
  169. Ryan

    Everybody who learns on Accelus is technically the Great-Grand Mentee of Thomas Edison, the Grand Mentee of Bill Leer, and the Mentee of Dr. Billings. Pretty cool to think about

    Reply
  170. Carly

    I look forward to these! Love from Mississippi!

    Reply
  171. Coralynn

    Hi I have been here for two years, nearly 3! I love Science L!ve! Please Pajet Monet, could you ask R for me,
    Did, or have, you ever thought that you would be lucky enough to have had been mentored by Bill Lear, all the way from Thomas Edison?!
    Coralynn from Tennessee!

    Reply
  172. Daniel

    Do diodes work the same way?

    Reply
  173. Gabriella

    Hello from hawaii, I really like how eveverthing in this video was explained very helpful.

    Reply
  174. Laila

    Cool live, i like it!

    Reply
  175. Chiara

    I think it is so fascinating that Dr. Roger Billings, his mentor was mentored by the Thomas Edison!!

    Reply

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