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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5,082 Comments

  1. Ellyanna

    I loved the science live. I’m glad Dr. Billings didn’t give up on making the hydrogen car. It was very surprising that science live ended quicker than usual.

    Reply
  2. Owen

    You should talk about niclo Tesla next time. He worked some in that same field.

    Reply
  3. Connor

    Science live is the best.

    Reply
  4. Olivia

    I can’t wait to make my own radio wave project.

    Reply
  5. Anya

    It is like magic.

    Reply
  6. Keren-hapuc

    That live was amazing! Sending love from Connection!❤️🇺🇸🧬

    Reply
  7. Derrick

    It really is like magic

    Reply
  8. Katie

    Every time I watch one of these science lives I learn something new! These are so much fun to watch

    Reply
  9. Isabella

    Hi from Ohio, amazing live as always

    Reply
  10. Isabella

    It’s really cool that science is like magic

    Reply
  11. Mohammad

    Great Class!!!

    Reply
  12. Olivia

    Thanks so much for all you have done

    Reply
  13. Canaan

    Thank you Mr. Billings for the daily knowledge! I look forward to your next installment of Science Live.

    Reply
  14. Emily

    Radio waves have changed our lives in so many ways 💖

    Reply
  15. Nevaeh

    THIS WAS AWSOME ESPECIALLY USING MOLD ON MARS WOAHH WOWZERS!!!!: D

    Reply
  16. Abigail

    R-51 brightens my day!!

    Reply
  17. Tristen

    This week was amazing. Awesome science and gadgets.

    Reply
  18. Tristan

    When will the kit be available in the Acellus store?

    Reply
  19. Benjamin

    I’ve always wanted a science interactive kit in the acellus shop!

    Reply
  20. Savannah

    Hi I’m from Tennesse too and I love live science and I wonder if hydrogen is in space? AND II REALLY LOVE LIVE SCIENCE,!!

    Reply
  21. Taylor

    R-51 is our R2D2

    Reply
  22. Christian

    I wonder what kinds of things Mr.B will invent with radio waves…..

    Reply
  23. Arya

    Hi from New Jersey ❤️

    Reply
  24. Joshua

    I’m excited for the kit it looks interesting.

    Reply
  25. Mike

    If all the plants on Earth suddenly stopped performing photosynthesis, what would happen to life on the planet over time? Explain the chain of effects.

    Reply
  26. Bella

    Love the science lives!!!

    Reply
  27. Falk

    acellus is the best!

    Reply
  28. Jethro

    Thank you for sharing more facts about radio waves.

    Reply
  29. Ace

    Super fun! R-51 always makes me laugh.

    Reply
  30. Kyra

    Hi im from Montana, so excited to watch todays live!

    Reply
  31. Dulce

    This live was fun and made me learn a little more about science.

    Reply
  32. Raymond

    Woww so cool i will probably become a keystone inventor one day!!

    Reply
  33. Mikayla

    Today’s live was so fun, you should put some more science kits in the Gold store.

    Reply
  34. Ladara

    R51 is so funny! The mold really piqued my interest though, is it really going to help with radiation for astronauts? Wow!

    Reply
  35. Genevieve

    If there were no keystone inventors I wonder how different our world would be??!!!!

    Reply
  36. Wafi

    Joshua, I like how Acellus helps adults plan the way they want their child to learn.

    Reply
  37. Tegan

    I can’t wait to get the kit from the Acellus store!

    Reply
  38. Ebony

    I love this so much!!!!

    Reply
  39. Tessa

    The spark thing was cool and i hope you do more experiments like this in the future

    Reply
  40. Oliver

    How much will the kit going to cost on the gold store?

    Reply
  41. Yasmine

    Hi from Oklahoma

    Reply
  42. Vincent

    It’s so awesome watching r51’s funny humor!

    Reply
  43. Isabella

    This was a fun science live! I can’t wait for the next one!!

    Reply
  44. Kaci

    Science Is Magic! I can’t wait to learn more next week!

    Reply
  45. Elijah

    Loved the video! Hello from new york!

    Reply
  46. Erika

    This episode was so interesting! I especially liked the part about the radiation and the frogs and the mold and how the mold could block radiation and help astronauts!

    Reply
  47. Landon

    With all the technology we have today are there still things we could use the radio wave transmitter for? What things could we use it for?

    Reply
  48. Evah

    r-51 is so cool

    Reply
  49. Kira

    Hello from WV! I’m so glad that you brought up Chernobyl, because I’ve been fascinated with this area ever since I first learned about it in Elementary School! It is just so intriguing how life has evolved to the radiation in that area. For example, did you know wolves found in the Chernobyl area, due to their new evolution to the radiation, can now have blue fur! Isn’t that just exciting?! It shows us once again how life will always find a way. It’s always a blast learning more about radio and morse code! Good Science Live, see you next week on Wednesday!

    Reply
  50. Kristen

    I’m currently working on my last required class and I’ve started looking at colleges, and scholarships. There is no way that I’ll have mold as a pet on any planet. I do find it interesting that the radiation caused the mold to grow faster and change the frog’s skin color to black.

    Reply
  51. Riley

    Yes, we would love to get one of those kits from the store too!

    Reply
  52. Zuriah

    I love r 51!!

    Reply
  53. Rahel

    Magical!

    Reply
  54. Iysys

    Thank you so much for this week’s episode! I’ve enjoyed this so much I want to experiment right now and make an invention, you guys inspire me so much!

    Reply
  55. Logan

    I’m R-51’s #1 fan!

    Reply
  56. Brain

    That was magic

    Reply
  57. Asiya

    Hiya from Maryland! Science lives are always so awesome!

    Reply
  58. Dominic

    I’m signed in from Michigan.

    Reply
  59. Olivia

    That was a fun episode!

    Reply
  60. Harleigh

    it is crazy to me how electricity works.

    Reply
  61. Anna`bella

    Thank you for another great science live I always enjoy coming here and learning.
    Mold is very interesting I have learned much about it on many experiments I have done.
    It grows in multicellular filaments, and reproduces by releasing microscopic spores.

    Reply
  62. Gabrielle

    Science takes a lot of trial and error. These people have proven to be real scientist by overcoming these hardships instead of giving up.

    Reply
  63. Kezia

    Radio history began with the scientific theories of electromagnetic waves by James Clerk Maxwell and their experimental proof by Heinrich Hertz in the late 19th century. I really love radio i feel it has more time and effort put into it. Guglielmo Marconi developed the first practical wireless communication system. I really do appreciate yall taking the time out of yalls day to teach us every week i enjoyed todays science live, and i can’t wait to see what the future holds for us.

    Reply
  64. Israa

    I believe radios are amazing,as their invention highlights the true creativity of scientists. It’s mind-blowing that they learned to send messages through invisible air.

    Reply
  65. Seraiah

    I think it’s super cool how LEDs have elevated into big companies using them. such a simple invention but super useful. It’s definitely on my top five favorite inventions.

    Reply
  66. Dean

    I did not know that was how Light Emitting Diodes were created, or that mold grows faster in radiation. I would like to know more about the coherer.

    Reply
  67. Ivette

    I enjoy the talked about the green and black frogs. Love Science Live.

    Reply
  68. Paul

    I would like to be a keystone inventor, I could help people out throughout the world! Only if my inventions become popular.

    Reply
  69. Julia

    Goodbye! Can’t wait for the kit!

    Reply
  70. Rowan

    It’s really impressive how early scientist found ways to send signals through the air using waves that can’t be seen by the naked eye. Just by the fact that a single discovery would turn into a device that allows us to hear and speak to people regardless where we are.

    Reply
  71. Jakob

    Thank you all! See you next Wednesday!!

    Reply
  72. M

    Its not magic its science!

    Reply
  73. Evan

    Radio waves are cool

    Reply
  74. Kaiyson

    How much power do you need to turn on a radio?

    Reply
  75. Jo

    What was the little balls i the bottom of the jar I know it was foil on the sides.

    Reply
  76. Jesiah

    Wow I love science live thank you for showing this and I am from California

    Reply
  77. Lj

    Great Live show, cant wait to try this experiment . Thanks!

    Reply
  78. Maeve

    Science Live is so insperational!

    Reply
  79. Michael

    “No, I CAN’T see” – R-51

    Reply
  80. Nola

    R51 issooo funny

    Reply
  81. Dominic

    hi from South Carolina

    Reply
  82. Scarlett

    When will the next Acellus world be?

    Reply
  83. Nivea

    Lol horray R51!

    Reply
  84. Lailani

    Haha! R-51 is hilarious!

    Reply
  85. Saarah

    R-51 will always be iconic

    Reply
  86. Naila

    Loved the statement about how anything you do or create, will always receive some form of criticism. So true! It’s a good lesson that applies to all things in life

    Reply
  87. Valerie

    Good evening from Dominican Republic!!!! Very fun live

    Reply
  88. Jia

    I’m excited for the light kit to come out in the shop!

    Reply
  89. Annah

    OH my gosh r51 is super duper funny.

    Reply
  90. Alyssa

    “Necessity is the mother of all invention.” – Plato

    As long as we keep having a need, we will keep having a reason to invent!

    Reply
  91. Johnnie

    I love Wednesdays because I get to watch science live

    Reply
  92. Stevie

    I love R51 he’s so funny!

    Reply
  93. Kayden

    Hello Mr. Billings, and Mrs. Monet! Great episode like usual, I liked getting a little bit of insight into radio waves and how radiation fuels mold growth.

    Reply
  94. Elise

    That so awesome you’re going to put a kit in the Acellus store! That so awesome Dr.B!

    Reply
    • Justin

      I enjoyed learning about the hertz and enjoyed how Mr. Billings made that light turn on and off. I’m interested seeing the kit coming to the Acellus store.

      Reply
    • Skylar

      R-51 was soooo confused that he did not turn on his glasses because he did not know that sparks make radio signals without his glasses on! HE’S SOOOOOOOOOOOO HILARIOUS!

      Reply
    • Elsie

      I want to pursue a job in the medical field. Because I like helping people.

      Reply
    • Chloe

      Best part about science live is watching R-51 lol!

      Reply
    • Maya

      I love that my mom lets me stay up late to watch this. It gets me thinking about science before bed!

      Reply
    • Evelyn

      Love learning new things on science live!!!

      Reply
    • Maggie

      Call him Dr. Roger Billings, not Dr.B!

      Reply
    • Ahnica

      Yesssssssssss! I can’t wait!

      THANK YOU Dr. B FOR PUTTING THINGS IN THE ACELLUS STORE!!!

      Reply
    • Boston

      That so awesome you’re going to put a kit in the Acellus

      Reply
    • Liam

      I aspire to be as humble as R-51.

      Reply
    • Abigail

      I love acellus!

      Reply
    • Cooper

      I found it interesting that James Clark Maxwell was the first person to theorize that radio waves were a real thing.

      Reply
  95. Keagan

    R-51 is sooooooooooooooooooooooo funny!

    Reply
    • Mohammed

      Hi everyone, I am waiting for each Wednesday to watch these lactures.

      Reply
    • Jaxson

      Love r51

      Reply
    • Skylar

      I agree. I LOVE R-51!!!!

      Reply
    • Robert

      i liked learning about keystone inventors

      Reply
    • Catalina

      I love learning new things each week with Science Live!

      Reply
    • Emiliya

      I really want to know how does the light turn off by itself!

      Reply
    • Mira

      He Is!!!! It’s Funny How he reacts to Roger Billings or what he Calls The BIG R!!! 😀

      Reply
    • Alyssa

      Hello from des moines ia cold and snowy!! Hope everyone is doing well and staying warm!! Love science live love what you all are doing!!

      Reply
    • Amoura

      Love it. 😇😍🤪😂

      Reply
  96. Zachariah

    Cool to see how these things work!!

    Reply
    • Carter

      engineers amaze me sometimes with their inventions

      Reply
    • Michael

      Area 51 is my favorite thing to watch! Can’t wait until next Wednesday.

      Reply
    • Jaedyn

      I always look forward to seeing R-51 because he’s so funny

      Reply
    • Gavin

      I hope you had a wonderful holiday!

      Reply
    • Ryan

      Thank you for the information it really helps!!!

      Reply
    • Alisa

      Definitely gonna get the kit at the Acellus store!

      Reply
    • Le

      Hi from Viet Nam. I love science live very much

      Reply
    • Aaron

      It is awesome how science changes people’s lives.

      Reply
    • Raszalyn

      R51 is cool

      Reply
    • Sarah

      I loved this lesson, thank you!

      Reply
    • Landon

      New episode every Wednesday, 7:00 (PM).

      Reply
    • Syd

      This was so cool

      Reply
  97. Kaylei

    I love to learn about new things

    Reply
    • Heidi

      This was so awesome, i really liked learning about this !!

      Reply
  98. Casey

    Hi from Georgia!!

    Reply
    • Eli

      me too

      Reply
    • Carys

      Merry Christmas ACELLUS

      Reply
    • Elaina

      I really enjoyed watching this

      Reply
  99. Aleigha

    Live ❤️science live 😀😀

    Reply
    • Younique

      FROM GEORGIA 🫡

      Reply
      • Makenzy

        FROM texas 🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🟦🟥🤠🤠🤠🤠🤠

        Reply
  100. Rahel

    r-51 is not receiving the signal! Lol!

    Reply
    • Isaac

      YES HE IS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

      Reply
    • Emrie

      he is FUNNY

      Reply
  101. Norah

    ohOH, R-51 did a smart thing-a-ma-bob

    Reply
  102. Addison

    The radio wave making the lightbulb light up is very cool.

    Reply
    • Jaxon

      Mr. Billings is definitely a Keystone inventor.

      Reply
  103. Madison

    Very nice.

    Reply
  104. Sawyer

    learning about radio waves being invented was interesting today.

    Reply
    • Jonah

      I thought so too!

      Reply
  105. Kaylei

    Hi from Dallas

    Reply
  106. Kalista

    R51 is so funny!!

    Reply
  107. Abigail

    i love this

    Reply
  108. Jordan

    loved this live very much

    Reply
  109. Alice

    Funny

    Reply
  110. Keegan

    Hi, Keegan from Montana. I was curious if you were to expand the amount of cups filled with tin foil ,would you need a bigger spark?

    Reply
  111. Joseph

    Ahhh yes, my favorite parts, the R-51 scenes haha

    Reply
  112. Advika

    I love science live!

    Reply
  113. Leo

    Hi from Baltimore

    Reply
  114. Jaraiya

    I only ever see Led lights. I haven’t seen a different bulb.

    Reply
  115. Jasmine

    How powerful does the spark need to be to make a light?

    Reply
  116. Gianna

    Comment so interesting thank you guys

    Reply
  117. Arianna

    In the video learned about radio waves, and how cool we can communicate through radio waves.

    Reply
  118. Andrea

    Thanks for the advice

    Reply
  119. Atreyu

    I find it interesting that an everyday object can produce radio waves

    Reply
    • Havyn

      I love this lesson and always getting to here Dr Roger and Pejet!!!

      Reply
  120. Megan

    How everyone is doing well!!

    Reply
  121. Olive

    Can mold emit light?

    Reply
  122. Allison

    Very fun experiment for this week! Excited to see the one for next week.

    Reply
  123. Ashley

    hi 51!!

    Reply
  124. Deacon

    Love the videos! cant wait for next week!

    Reply
  125. Troy

    Does electricity influence everything it touches?

    Reply
  126. Addysen

    The part in the beginning of the video about the frogs was interesting.

    Reply
  127. Xander

    Can your eyes get hurt by infrared light

    Reply
  128. Evan

    I can’t wait to save up to get one of the Cohere kits from the store. And I can’t wait until next week to find t more about the light turning off! Thank you!!

    Reply
  129. Maddox

    Always a huge fan of watching im going to try this at home

    Reply
  130. Cyle

    Tuning in from Texas! Been a really good show this week!

    Reply
  131. Remington

    Great class. Acellus is awesome.

    Reply
  132. Sidney

    He is soooooooo funny

    Reply
  133. Ryker

    Hello 51

    Reply
  134. Sydelle

    Love what you do, and your science lives.

    Reply
  135. Andres

    Area 51 rocks!!!

    Reply
  136. Juaniko

    I was very fascinated by the segment about LED’s.

    Reply
  137. Braiden

    that’s awesome!

    Reply
  138. Lilly

    oh R-51

    Reply
  139. Mia

    Could anyone be a keystone inventor if the wanted?

    Reply
    • Kailey

      Definitely 💯

      Reply
    • Lucia

      Hi Mia! I just wanted to say I think anyone could be a keystone inventor. Have a good day!

      Reply
  140. Zane

    I can’t wait for the kit

    Reply
  141. Harlan

    Fun to learn new things!

    Reply
  142. Amos

    Thats cool!

    Reply
  143. Loganmerriman

    I don’t have any questions today but thank you for another great science live

    Reply
  144. Braylon

    Radio waves are so interesting!

    Reply
  145. Isabella

    I really like learning about morse code!! it seems really hard though

    Reply
  146. Khloe

    This is cool to watch radio waves are so cool to learn about .

    Reply
  147. Max

    I think it would be cool to make all the lamps in the future with LED light.

    Reply
  148. Tyr

    How many credits will the kit cost?

    Reply
  149. Latasha

    How can I make a light with a switch?

    Reply
  150. Marissa

    Comment Wow. Dr. B in Area 51

    Reply
  151. Ivan

    yes I have plenty of points

    Reply
  152. Vincent

    Hello from Tennessee!

    Reply
  153. Rachel

    We love R15!!

    Reply
  154. Riley

    I’m most definitely excited for next Wednesday!

    Reply
  155. Ryker

    We definitely want instructions on how to do this!

    Reply
  156. Addyson

    This live is so very interesting, who knew that radio waves travel at the speed of light and used for other modern technologies. Thank you for making science fun!

    Reply
  157. Mady

    What would happen if you got the wrong ratio of foil balls?

    Reply
  158. Julissa

    Julissa from Georgia here! It’s so fascinating to me that there are people out there creating devices that help us learn the factors of the importance in our sweat.

    Reply
  159. Christopher

    This is very interesting!!

    Reply
  160. Evalina

    I love this

    Reply
  161. Madelyn

    Hi from GA. Great science live episode!

    Reply
  162. Makenzy

    Can you use other things other than a liter for the spark?
    Can you use a plastic cup or it has to be a glass cup?
    I love you Miss Pajet and Mr Roger Billings

    Reply
  163. Dakoda

    Im always looking forward to science live

    Reply
  164. Kelen

    Hello! from South Dakota

    Reply
  165. Maura

    Hi from Mississippi!

    Reply
  166. Claire

    Is Elon Musk a keystone inventor?

    Reply
  167. Breccan

    How powerful does the spark need to be to make a light?

    Reply
  168. Isla

    Can other mold protect from radiation?

    Reply
  169. Abdurakhim

    nice video, as always

    Reply
  170. Esther

    Let’s say you have an amazing invention idea, and someone tells you that it’s impossible. How do you know to give up or not?

    Reply
  171. Javen

    I love science live

    Reply
  172. Kailee

    Acellus is the best school ever!!

    Reply
  173. Landon

    Im enjoying so far

    Reply
  174. Nicholas

    Nice job this week! See you guy’s next week.

    Reply
  175. Diego

    Hi from Florida! Love science live!

    Reply

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