Inventioneering – Keystone Inventor

December 3, 2025  •  EPISODE 289

Roger Billings, Keystone Inventor: The Final Architect of Innovation [Version 1]

How do some inventors create ideas that shape entire industries? Listen as Dr. Roger Billings reflects on his journey as a lifelong inventor and shows how the principles of inventioneering can be applied to make lasting impact. Discover what it takes to go beyond ideas and prototypes to become a “keystone inventor” whose work supports and shapes future innovation. Whether you’re curious about invention, engineering, or the mindset behind breakthrough thinking, this episode offers inspiring insights and practical wisdom from one of today’s leading innovators.

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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4,924 Comments

  1. Trish

    Interesting and funny how mold can be something so useful in space, when in most people’s daily lives, it’s something we try to avoid as much as possible.

    Reply
  2. Hoang

    Mold, especially melanized fungi, is fascinating because it can actually use radiation to grow. Instead of being harmed by high-radiation environments, these molds absorb the energy and convert it into a usable form through melanin, almost like doing a “radiation version” of photosynthesis. Their ability to thrive in places like Chernobyl shows how incredibly adaptable life can be and gives scientists new ideas for studying survival in extreme environments. :33

    Reply
  3. Jiahao

    Technology can improve our health and that’s exciting.

    Reply
  4. Ethan

    What will be the next life changing invention?

    Reply
  5. Eva

    I love science lives! I learn so much from them!

    Reply
  6. Nguyen

    I love Dr. John! He’s so smart.

    Reply
  7. Reece

    I love this program and I’m thankful it exists!

    Reply
  8. Kele-de

    I love learning from Dr Billings

    Reply
  9. Amarah

    I love R51!!!

    Reply
  10. Lincoln

    I never listen to comments that are negative about accomplishing goals. Acellus makes me super smart!

    Reply
  11. Madeleine

    Loving these science lives! R-51 is so funny!

    Reply
  12. Vu

    Today science live’s topic is very amazing! I can learn a lot about R-51 and is really wonderful!

    Reply
  13. An

    * I really loved Dr. Tobias part where he talked about the history of LED is super interesting.

    Reply
  14. Cadence

    I love science live!

    Reply
  15. Titus

    I want a pet black frog.

    Reply
  16. Walter

    I learn something interesting whenever I watch science live. So cool!

    Reply
  17. Reese

    I like doing science experiments!

    Reply
  18. Hoang

    How does a Keystone Inventor identify opportunities for innovation in everyday problems?

    Reply
  19. Omosogie

    I love R51, it is so funny and I love watching DrB and Pajet, they are so amusing !

    Reply
  20. Marzeya

    Hello from Afghanistan! Thank so much all, I rally love SCIENCE LIVE!

    Reply
  21. Wendy

    Really enjoyed this live. Acellus is amazing

    Reply
  22. Suhaila

    Awesome science live this week. Loved learning about LEDs!

    Reply
  23. Jack

    So is something similar how bluetooth devices work?

    Reply
  24. Alexander

    Great Episode! I recently had to take a break due to sports, and am so glad to be back!

    Reply
  25. O`beydah

    Dr. Roger Billing’s invention was amazing

    Reply
  26. Lily

    I love how these videos make me think so deeply! R-51 is sooo funny!!!

    Reply
  27. Branson

    R-51 is great!!

    Reply
  28. Dominic

    Science is my favorite class, it’s so unique and fun!

    Reply
  29. Isabella

    thank you so much for giving me an opportunity to learn! love Acellus!

    Reply
  30. Lily

    R 51 is soooo funny!!! i love science live so much 🙂

    Reply
  31. Nguyen

    I think Science is one kind of magic. With Science we could make things that might be difficult.

    Reply
  32. Gwynnate

    It’s just amazing seeing how radio waves feels like magic!

    Reply
  33. Ruby

    I’ve done this experiment at home with past homeschool science kits! I loved the episode this week!!!

    Reply
  34. Lilly

    AMAZING KEEP IT UP!!

    Reply
  35. Abigail

    Science lives are amazing in my opinion because I learn a lot of new things every time, and they aren’t boring things, either.

    Reply
  36. Sophia

    The cohere kit sounds very fun! Science live is really cool to watch!

    Reply
  37. Kaden

    I never really liked science until I saw science live thank you

    Reply
  38. Kirsten

    I like the goal of looking ahead at scholarship options.

    Reply
  39. Zoey

    The part about mold blocking radiation because it absorbs it was interesting, would like to hear more about it

    Reply
  40. Jackson

    cohere kit sounds interesting may be worth a further look into

    Reply
  41. Katherine

    I love how every episode ends with R51!

    Reply
  42. Chloe

    Science live is so cool, thank you for showing and telling us about all this amazing information!

    Reply
  43. Do

    Science Live is such an amazing program!

    Reply
  44. Alexandria

    What animal has been used the most as inspiration for modern day inventions?

    Reply
  45. Galathea

    Science is cool

    Reply
  46. Anna

    I love science live so much!

    Reply
  47. Saige

    Awesome video!

    Reply
  48. Fernanda

    I love how Billings make science more interesting and fun with this videos !!!

    Reply
  49. Shay

    absolutely AMAZING video this week! ❤️

    Reply
  50. Brandon

    How can different animals adapt to survive in different environments?

    Reply
  51. Josalynn

    I love LED lights! I’ve never thought about how they work or even the history behind them.

    Reply
  52. Katherine

    R-51 is so funny lol

    Reply
  53. Davey

    This video was cool the part where Roger Billings made the light come on with the lighter was cool

    Reply
  54. Kash

    I love science live it makes my week.

    Reply
  55. Lily

    SCIENCE IS MAGIC!

    Reply
  56. Narjis

    Science live is great!

    Reply
  57. Rylee

    Dr. Pajet looks stunning!

    Reply
  58. Reid

    Learning about Inventions is so interesting

    Reply
  59. Darwyn

    I absolutely love R-51! I hope he comes back in another video. Amazing video as always, thank you Acellus!

    Reply
  60. Eli.

    Is it possible for earth’s magnetosphere to be disrupted or the magnetic poles to go off course? What would happen to earth if this would occur? Are there other types of waves that messages can be transferred through like x-rays, gamma rays, light, etc? How do you make a simple radio transmitter?

    Reply
  61. Alexsamarih

    I wonder if testing sweat instead of blood would be just as accurate in the future.

    Reply
  62. Adam

    I loved learning about the experiment that Dr. Billings showed us today!

    Reply
  63. Evangeline

    I love Roger Billings!!

    Reply
  64. Emma

    I’ve always heard that science is like magic, but real 😂

    Reply
  65. Haley

    I liked watching the experiment with radio waves.

    Reply
  66. Tanner

    R-51 is always so cool!

    Reply
  67. Emma

    What is the differnece in radiation levels on Mars compared to Earth? How much more efficient are LED lights compared to the incandescent light bulbs?

    Reply
  68. Adaline

    I want to invent things, too I hope I can invent something that helps animals

    Reply
  69. John

    I can’t wait to learn more about why a spark can transmit radio waves through a coherer.

    Reply
  70. Jordan

    Being a keystone inventor would be my type of thing using different ideas to create a new one!

    Reply
  71. Matthew

    I really like today episode. I want to do that at home with my Dad, im happy to get materials and try it . Thanks R51

    Reply
  72. Breanna

    Science live was super cool today! I love learning about inventioneering!

    Reply
  73. Franondus

    Do clouds get there shape due to holding water?

    Reply
  74. Cayden

    I love learning anything and everything about frogs they are very unique and amazing creatures that deserve to be studied keep up the great work everyone.

    Reply
  75. Drake

    When I watch Science Live, I always think of my favorite line from the Marvel movie Thor. “Science and magic are one and the same.” Because science really can be magical.

    Reply
  76. Haylee

    Science is so cool!

    Reply
  77. Aj

    I don’t know how you do it Mr. BiIlings! Every week you make amazing science lives

    Reply
  78. Ashley

    Science lives are so interesting thank you for doing these!

    Reply
  79. Amelia

    I love science live! Hello from GA!

    Reply
  80. Emmalina

    What impact did Heinrichs Hertz’s experiments have on the development of modern communication technologies?

    Reply
  81. Andrew

    Can you make it the radio coherer on a larger scale?

    Reply
  82. Joy

    Light is so fascinating. Don’t give up on your dreams.

    Reply
  83. Violet

    Cool suit, Dr. B!

    Reply
  84. Ezekiel

    Science Live is so amazing!! I love it so much, It’s one of my favorite things every week.

    Reply
  85. Emily

    the best part of my week!!

    Reply
  86. Trinity

    Thank you Acellus!

    Reply
  87. Joy

    You convinced me that mold may not be the best pet in space, but it would be warm and fuzzy and protect the astronauts from radiation.

    Reply
  88. Colton

    I liked learning about the frogs.

    Reply
  89. Matai

    Science Live is amazing. I learned so much about radiation and mold.

    Reply
  90. Daniel

    It’s really incredible how the light turned on with that spark!

    Reply
  91. Riley

    We loooove you R51

    Reply
  92. Riley

    Science is literally realistic magic.

    Reply
  93. Taegan

    I enjoyed this science live the most. I liked when they were talking about radiation and how frogs have adapted to it in Chernobyl. Also, how mold is thriving and growing faster with higher radiation. What a good video. Thank you!

    Reply
  94. Ivy

    I really enjoy the Breakthrough Moments segment – so interesting every week!

    Reply
  95. Emma

    R-51 is the best!!!! 😀

    Reply
  96. Eleanor

    i love this weeks science weekly! i always look forward to it every week!

    Reply
  97. Charlie

    How do we get rid of the radiation at Chernobyl? Is that possible?

    Reply
  98. Makealani

    Science live is always so interesting and I love seeing one of my teachers from one of my classes be present in the live and me be able to recognize her!! Amazing!!!!

    Reply
  99. Nikolay

    I was surprised when Dr. john said that mold would be a good pet for mars.

    Reply
  100. Sophia

    Watching these makes me feel less alone

    Reply
  101. Sophia

    If we worked hard enough, could we quite literally make science into magic?

    Reply
  102. Dayne

    is there really an “edge” of the universe

    Reply
  103. Cate

    Dr. billings is the best!

    Reply
  104. Isabella

    R51 is so awesome. 🙂

    Reply
  105. Audrey

    why can’t there be live video every single day

    Reply
  106. Huynh

    I like Dr. Billings’ calm demeanor

    Reply
  107. Nathan

    Science Live is so great! I enjoy seeing the videos every week.

    Reply
  108. Noah

    I’m learning so many interesting things about the world from watching these little videos, Science Live is such a good idea, and investment that I will thank myself for later in life.

    Reply
  109. Cristian

    I like watching the experiments.

    Reply
  110. Huynh

    I look forward to new episodes of Science Live every Wednesday, it was so cool and amazing!!!!!

    Reply
  111. Marquise

    This program is amazing, thanks for this opportunity.

    Reply
  112. Seth

    I enjoyed the lecture tonight, thank you for all the great information. I will be back to watch with my mom next Friday night.

    Reply
  113. Archer

    I would take my best friend to Mars, but mold would also be good!

    Reply
  114. Jovan

    how many colors of LED are there?

    Reply
  115. Ava

    Could you weigh a cloud? its fluffy, but if it full of water it must have some weight right?

    Reply
  116. Madison

    I love Acellus and this program

    Reply
  117. Luna

    Wonderful episode this week! So excited for the next

    Reply
  118. Audrey

    Is R51 a keystone Inventineer?

    Reply
  119. Fiona

    Genuinely really interesting to learn about the gradual evolution of radio and the inventioneers that helped make it happen. I can’t wait for the kit.

    Reply
  120. Victoria

    Science live educates students with so many new things they probably didn’t know. I love these lives!! They are so fun and very useful!

    Reply
  121. Jacob

    I liked Dr Tobias story about LEDs and also the story about analyzing sweat was interesting too. Thanks

    Reply
  122. Megan

    This science live was so cool! Thanks Dr. Billings for making all of this possible and for educating us students!

    Reply
  123. Eva

    It is fascinating to see how it went from just a theory to real science, and even today how a lot of these things are AI.

    Reply
  124. Katelynn

    it was so cool how he made the light go off with a lighter!

    Reply
  125. Tessa

    What kind of radio waves exist? Can radio waves be dangerous?

    Reply
  126. Ethan

    Thank you for the science live video, Acellus!

    Reply
  127. Le

    Very interesting! Thank you very much Acellus.

    Reply
  128. Tristen

    It’s nice to see Dr. Roger in the Area-51 lab.
    I like that the cardboard cutout has a little hat.

    Reply
  129. Bella

    love science live ❤️

    Reply
  130. Ryan

    I really like science live! R 51 so funny! i liked the part where he had the batteries and wires to make the light work, and the foil for radio transmission.

    Reply
  131. Shelby

    Very interesting to see how a light bulb can be powered by radio waves!

    Reply
  132. Cailyn

    Love R-51!

    Reply
  133. Noa

    Could a lizard do as good as a frog in the high radiation?

    Reply
  134. Lyla

    I love Science live! It’s my favorite class!

    Reply
  135. George

    Regarding the principle of the LED lighting up when there is a spark, does this concept apply to only LEDs or to all lights?

    Reply
  136. Le

    amazing concepts and video!!! i love science live so much. love from vietnam

    Reply
  137. Lennox

    Science is my favorite subject, and I love the science lives !

    Reply
  138. Kent

    I loved the history of LED!

    Reply
  139. Alexandrea

    when did roger billings start developing the hydrogen car

    Reply
  140. Tyler

    I look forward to Science Live every week!!!

    Reply
  141. Addy

    science live is so funny i love watching and learning

    Reply
  142. Charlotte

    Cool show, I loved the experiment Dr Billings. 🙂

    Reply
  143. Emmalee

    R-51 is really funny! Love watching Science live

    Reply
  144. Leighton

    Science Live is always interesting! 🙂 I always wonder what I am gonna learn next.

    Reply
  145. Bryleigh

    How long did it take for the led lights to be first created and was the following led lights created based of the first design?

    Reply
  146. Jordan

    I really look forward to this each week. I aspire to be an inventor so it’s always cool to hear all this.

    Reply
  147. Kaia

    the invention of the radio amazes me, so interesting!

    Reply
  148. Maison

    Congrats on your graduation and acceptance into College as well!!!

    Reply
  149. Jackson

    Is aluminum foil a conductor for electricity?

    Reply
  150. Brandon

    Why does infer red light look the way it does?

    Reply
  151. Keira

    I thought the part about all the different people who invented all the different things was interesting. Thinking about how they all made a difference.

    Reply
  152. Elizabeth

    I liked the Area 51 part of the video because it teaches about electricity.

    Reply
  153. Garon

    I think that that the LED and radiowaves are really cool. I love science live

    Reply
  154. Tyler

    I like how it ended with “science is like magic”. This is so true!I also learned a new word, cohere.

    Reply
  155. Diana

    I love science live they make me love Wednesday

    Reply
  156. Dylan

    This science live was very informative! I enjoyed learning more about radio waves, I hope well see more episodes about them in the future.

    Reply
  157. Sebastian

    You’re telling me, that the nastiest thing you can find on bread, can be used to protect astronauts? That is both disgusting and awesome!

    Reply
  158. Nathaniel

    So many inventions have been created just simply out of need or by accident. It’s amazing how many inventions down to a simple toothpick has been so helpful in making our lives so much better.

    Reply
  159. Owen

    This week was super interesting! I found the part about LED lights particularly interesting.

    Reply
  160. Cheyanna

    I liked the part with the radiation and how the frogs turn black. It’s interesting to see how nature evolves to match certain situations.

    Reply
  161. Ryden

    Magic it’s magic!

    Reply
  162. Eden

    Dr Billings, loved the “Keystone Inventor” idea. If you could pick one everyday problem you think young inventioneers should tackle this year, what would it be and why?

    Reply
  163. Cameron

    I love learning about the radio wave’s, I’ve always wondered how we discovered it after morse code. This was a fun live to watch this week!

    Reply
  164. Lorelai

    Very interesting story about the LED and radio!!!

    Reply
  165. Lakin

    Since the first day of this homeschool I love it so far!

    Reply
  166. Wyatt

    How do clouds float in the sky if they are made of water?

    Reply
  167. Loki

    It’s crazy how mold can act sometimes. One time it’s growing inside your house and the other is just feeding off of radiation. Also, I like the idea of using the mold to protect astronauts in the future.

    Reply
  168. Izaiah

    I love watching science live with my family!

    Reply
  169. Ayden

    I love Dr. Tobias’ section, Very entertaining!

    Reply
  170. Tyleah

    I agree with you, Anna. I love Science Live and look forward to it every week! Dr. B, I think it’s a great idea to make a cohere kit and can’t wait to see what you do next!

    Reply
  171. Jaiden

    Dr. Tobias story about led was very cool and interesting

    Reply
  172. Ashton

    We love R-51! Always fun to watch

    Reply
  173. Naomi

    science is basically 21st century magic

    Reply
  174. Emma

    The radio waves were very interesting! I’m excited to learn about the invention to stop it, after having been sent, next week. The part about frog evolution was also pretty cool.

    Reply
  175. Dorlens

    Acellus academy is something else it’s so helpful with science!

    Reply

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