The Edison Effect

December 17, 2025  •  EPISODE 291

What if Thomas Edison’s greatest discovery wasn’t the light bulb? In this episode of Science LIVE, Dr. Roger Billings explores the Edison Effect and how Edison’s experiments paved the way for electron tubes and modern electronics. Discover why this overlooked breakthrough mattered then—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 “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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6,269 Comments

  1. Nastaliah

    Hi from Cleveland!

    Reply
  2. Zara

    I just learned about telescopes and plants in my 2nd grade Science class. I am excited to see what pictures of space they show us next!

    Reply
  3. Lilly

    Well do you think it is possible to live on another planet if so how

    Reply
  4. Aidan

    it’s incredible the technology we’ve achieved in the years

    Reply
  5. Caleb

    Good Evening Everyone!

    Reply
  6. Austin

    merry christmas all of you

    Reply
  7. Chloe

    I’m loving todays live!

    Reply
  8. Jakeub

    hi from mississippi

    Reply
  9. Anna

    What is the telascope called?

    Reply
  10. Kaitlyn

    Great live. Merry christmas!

    Reply
  11. Faith

    The new space telescope is so cool. It is going to contribute to so many things in the future!

    Reply
  12. Sofia

    I’m excited to see how the telescope can help our environment.

    Reply
  13. Naiya

    The new telescope NASA is making sounds cool

    Reply
  14. Hudson

    Merry Christmas!!! Can we watch it being launched ?

    Reply
  15. Kalley

    hello

    Reply
  16. Elijah

    Dr. B, could you teach us more about how telescopes work, and how they are built to work the way that they do?

    Reply
  17. Madeline

    How many megapixels are in a cell phone?

    Reply
  18. Jace

    The new space telescope is amazing

    Reply
  19. Kali

    Hello From Florida 🙂 Happy Wednesday !!!

    Reply
  20. Lincoln

    There is so much more they will be able to discover. We have to wait.

    Reply
  21. Tallen

    Hello from georgia

    Reply
  22. Truman

    Could space exploration develop to the point where telescopes become a primitive source of data?

    Reply
  23. Sean

    Maybe we’ll find out the answer to if we are really alone in the universe.

    Reply
  24. Layten

    Hi from tx

    Reply
  25. Laney

    Excited to hear about all the planets when they release them all!

    Reply
  26. Aidan

    Where will you be able to see the astronomy film/movie.

    Reply
  27. Hailey

    I love science live!

    Reply
  28. Roberto

    Dr Billing what is your favorite holiday.

    Reply
  29. Timothy

    Space is so interesting

    Reply
  30. Emily

    hi from nebraska

    Reply
  31. Addison

    I find it very cool how we can find new exo planets using things like these

    Reply
  32. Carter

    Happy holidays to everyone!

    Reply
  33. Adonai

    Hi from El Paso Texas. Is working at Acellus exciting?

    Reply
    • Marcelle

      I love fishing and I really want to go fishing with you DR B

      Reply
  34. Shaima

    I love science live soooooo much🤩

    Reply
    • Megan

      The new class looks exciting!

      Reply
    • Aleika

      Hello from Texas !! Merry Christmas’s

      Reply
    • Braden

      Cell phones have changed so much since the early 2000’s, I wonder how they will change 25 years from now.

      Reply
    • Carter

      love science

      Reply
  35. James

    Hello Merry Christmas!

    Reply
  36. Josephine

    hi everyone!

    Reply
  37. Sasha

    Hi from ny merry Christmas and happy holidays

    Reply
  38. Jazilyn

    Hello from Florida , Merry Christmas!

    Reply
  39. Gage

    Merry Christmas

    Reply
  40. Cooper

    helllo, from hawaii and merry christmas

    Reply
  41. Brayden

    Acellus is so good and I love dr billings

    Reply
  42. Kairi

    hi from texas

    Reply
  43. Leon

    Hello Dr. John, I realize that plenty of country are equipped with space telescopes but, which country has the most complex space telescope?

    Reply
  44. Abby

    Hi from Alabama

    Reply
  45. Claire

    What is the exact amount of exoplanets that have been found?

    Reply
  46. Lana

    I’m excited for the science live

    Reply
  47. Layten

    Hi from tax

    Reply
  48. Emily

    Hello! a few mins late

    Reply
  49. Brooke

    i love science! also merry christmas!

    Reply
  50. Yahvi

    Hi I’m from New Jersey! These science live topics are so cool!!

    Reply
  51. Caden

    Hello! My dad told me about the Vasimr space engine that uses radio waves to make movement so we can travel or sending things further, faster. Pretty exciting.

    I can’t wait to see the new telescope images!

    Reply
  52. Kirian

    hi from texas

    Reply
  53. Theresa

    Hi from Colorado

    Reply
  54. Chanel

    hi from Alabama

    Reply
  55. Eliza

    merry Christmas cant wait for live hehe

    Reply
  56. Zoey

    hello from texas

    Reply
  57. Jaxson

    When will the NASA make the data public is there a date yet?

    Reply
  58. Landry

    from texas

    how far can a telescope see

    Reply
  59. Lolana

    MERRY ALMOST CHRISTMAS!!!

    Reply
  60. Shuva

    That telescope is SO cool. Props to who ever designed it!

    Reply
  61. Jayden

    When did the James Webb first start taking photos?

    Reply
  62. Brynley

    Sorry I’m late but I’m ready to learn!

    Reply
  63. Anneliese

    HIII

    Reply
  64. Owen

    That’s so interesting

    Reply
  65. Jacob

    merry chirstmas

    Reply
  66. Ronald

    I LOVEEEE THE LIVE

    Reply
  67. Ivan

    hi from NJ! that’s a long time

    Reply
  68. Zaki

    i learned a lot !

    Reply
  69. Brody

    merry christmas from nc

    Reply
  70. Yusuf

    Is that NASA’s most advanced telescope?

    Reply
  71. Simon

    Hello, What are the dimensions of the telescope?

    Reply
  72. Jaslyn

    Hi from Wisconsin!

    Reply
  73. Alexis

    For a telescope to make a movie based on the real things we see in space is crazy, it would be the perfect proof that there are other planets out there that are somewhat similar to Earth

    Reply
  74. Valerie

    Hello!! from the Domican Republic, in the caribbeans🏝️

    Reply
  75. Milani

    Hi from CA! I am excited for tonights science live. My family and I are watching.

    Reply
  76. Kayley

    Is the new telescope going to see past the oort cloud?

    Reply
  77. Abigale

    Hello from Tennessee! Merry Christmas, Acellus!

    Reply
  78. Hannah

    Hi! Hannah from PA

    Reply
  79. Jolene

    Science live is fun

    Reply
  80. Saige

    Saying hello from Kansas City!

    Reply
  81. Lynde

    Here from Missouri

    Reply
  82. Elijah

    Watching from the Caribbean

    Reply
  83. Lynnox

    I like learning about space!

    Reply
  84. Rachel

    I love looking at the stars. I am lucky I live in the country, where there are no extra lights from the streets or buildings.

    Reply
  85. Will

    Are we going to have Science Live on Christmas week?

    Reply
  86. Evangeline

    From North Catalina Eva
    All I went for Christmas is Science Live.🎄🧬

    Reply
  87. Christina

    Hi from Nevada, the show is so informative.

    Reply
  88. Brianna

    hi from Washington

    Reply
  89. Jaydyn

    hi from washington!

    Reply
  90. Vanessa

    Hi from Nebraska

    Reply
  91. Kemberlynn

    After we learn about the far side of the milky way are we going to try to examine other galaxies?

    Reply
  92. Fatima

    Hi from illinois

    Reply
  93. Amaya

    Dr Billings are you excited about Xmas.

    Reply
  94. Liz

    Hello from Illionis.Is the new sign language class for freshman?

    Reply
  95. Luke

    Merry Christmas from Maryland!

    Reply
  96. Noah

    Hi from Minnesota! It is amazing how many stars and planets exist!

    Reply
  97. Jillian

    Hello from Ohio! Happy Holiday’s!

    Reply
  98. Ruby

    Science is the best.

    Reply
  99. Sterling

    I always love watching these, they are the highlight of my day!

    Reply
  100. Zoe

    Hi from Honduras, enjoying the live right now

    Reply
  101. Aaram

    Very interesting Dr. John.

    Reply
  102. Esme

    Hello from Texas!

    Reply
  103. Elisha

    Hello from Tampa/Florida

    Reply
  104. Ameir

    I am really enjoying the science live on Wednesday’s. I learn something new every time I watch, its very insightful.

    Reply
  105. Daniel

    I can’t wait to see all the footage from the new NASA telescope!

    Reply
  106. Anastacia

    I am super excited for ASL 2 I am currently taking the first one and loving it

    Reply
  107. Spencer

    Hello from Maine.

    Reply
  108. Colton

    nebula pictures are always so amazing and mysterious looking to me. Love the colors.

    Reply
  109. Jayden

    Happy holidays:3

    Reply
  110. Jada

    Good Evening from Louisiana!! I’m so glad we have the opportunity to learn ASL here, along with other languages. I’ve always wanted to start.

    Reply
  111. Jayden

    Hi from Nevada, and Happy Holidays!

    Reply
  112. Isabella

    How do telescopes magnify the stars?

    Reply
  113. Amber-leigh

    Hello from Texas! Excited for Science Live Today!

    Reply
  114. Aleah

    Hello from Michigan!

    Reply
  115. Coner

    space is awesome, being able to see more is nice

    Reply
  116. Makynzi

    Could it be possible to capture images of black holes or other large figures in high resolution using the telescope?

    Reply
  117. Makayla

    Makayla from Rhode Island. I love science lives!

    Reply
  118. Olivia

    Hello from Ohio!!

    Reply
  119. Isaac

    Hello from NC, Ready to learn with Science Live!

    Reply
  120. Chandler

    I want to take american sign language when i’m old enough

    Reply
  121. Scarlett

    I love Science Live!

    Reply
  122. Abigail

    Hello all my New Englanders! Happy Hannukah! So happy about my first live science L!VE!

    Reply
  123. Bianca

    Hi from Florida

    Reply
  124. Ahnaliesa

    Ahnaliesa from Springfield oregon

    Reply
  125. Natalie

    Good evening everyone from Texas!

    Reply
  126. Samuel

    I’m so excited for the new American Sign Language course added to Acellus!!! I can’t wait to become fluent in ASL!

    Reply
  127. Ethan

    Greetings from Dubai!

    Reply
  128. Peter

    That is a lot of mega pixels.

    Reply
  129. Michael

    The ASL course sounds cool!

    Reply
  130. Jennavee

    Happy Holidays!!

    Reply
  131. Abigail

    what does this new tellascope do can it see more galaxies and other planets

    Reply
  132. Ayeden

    NASA’s new telescope looks like a strange spaceship.

    Reply
  133. Jayleigh

    Happy holidays from Nebraska !!

    Reply
  134. Aubrey

    Hello from South Dakota. Happy Holidays.

    Reply
  135. Eezykial

    Hi from California

    Reply
  136. Matias

    hi everyone from Honduras

    Reply
  137. Jadie

    Congratulations Ms. Donnie!

    Reply
  138. Jayden

    Hello from Florida

    Reply
  139. Breabella

    HI from MD

    Reply
  140. Emmyrsen

    Space science is one of my favorite topics.

    Reply
  141. Rachael

    I love ASL! The language is beautiful and the course is very thorough and repetitive (which is great for learning and retaining a language!)

    Reply
  142. Emma

    Very excited about the new ASL course!!

    Reply
  143. Jennifer

    Yaaaay! I’m super excited for this new ASL course! I took the first course and absolutely fell in love with it! I can’t wait to be able to take it! I’m so glad you guys made a second course!

    Reply
  144. Kinzie

    Hello from Nebraska! Can’t wait to see what we learn about the coherers from last week!

    Reply
  145. Aaram

    Hi from Colorado!

    Reply
  146. Lorilei

    hi from Illinois!!!

    Reply
  147. Lily

    That is sooooo cool! I love the ASL class!Cant wait to watch it. Thank Ms. Donnie

    Reply
  148. Brayden

    Hello From Maryland! I am very excited for today’s episode!

    Reply
  149. Austin

    satellites are cool

    Reply
  150. Vander

    Hi from South Carolina! That telescope is cool!

    Reply
  151. Vivienne

    Greetings and salutations from Kentucky! I’m truly excited to learn today.

    Reply
  152. Blaze

    Hello, from New Orleans.

    Reply
  153. Jackson

    Hello from Las Vegas!

    Reply
  154. David

    Congratulations Ms. Donnie, I’m taking ASL right now and I will keep on learning more sign language, Merry Christmas Everyone from NY!

    Reply
  155. Dereis

    Hello from South Carolina.

    Reply
  156. Miriam

    Wow, that’s so cool. The details you’d be able to catch in the pictures with those improvements must be amazing.

    Reply
  157. Kayla

    Hi from Chihuahua, Mexico! I am taking the American sign language class right now! Awesome job Mrs. Donnie!

    Reply
  158. Meghann

    Happy Wednesday! Will you be doing Science Live next week? I’m assuming not, since it would be on Christmas Eve, but I just wanna make sure.

    Reply
  159. Noel

    The ASL course sounds great!

    Reply
  160. Yuezes

    Hello from New York! I’m excited for todays science live!!

    Reply
  161. Gavin

    Hi from Irving, Texas!

    Reply
  162. Joshua

    Hi from virgina

    Reply
    • Samantha

      Hello from Illinois! Happy Holidays!

      Reply
  163. Braydon

    Merry christmas

    Reply
  164. Emily

    Hi from Mississippi! We recently moved from TN. I’m excited for tonight’s science live!

    Reply
    • Penelope

      would it ever be possible to travel to one of these exo planets?

      Reply
    • Juliannys

      Hi from VA. Excited for what I’m going to learn today! Happy Holidays everyone! 😉😉

      Reply
  165. Taylor

    Hello 👋

    Reply
  166. Emily

    I took the first asl class and loved it. I can barely wait until the next class is out.

    Reply
    • Lily

      I’m taking ASL to and I love the class!

      Reply
    • Levi

      I think science live is cool.

      Reply
  167. Eli

    hello from texas! im excited

    Reply
  168. Linsia

    Science Live makes me like science.

    Reply
  169. Zander

    I like science live a lot

    Reply
  170. Arielle

    I love this!:)

    Reply
  171. Cassandra

    hello from OH 🙂

    Reply
  172. Maria

    Hello from NY!

    Reply
  173. Bron

    Dr. John is always the funniest segment of the science live!

    Reply
  174. Ava

    Hello from Kentucky!

    Reply
  175. Leo

    How much do these kinds of telescopes cost to make?

    Reply

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