Radio Waves

November 12, 2025  •  EPISODE 286

How do invisible waves travel across the world and beyond? In this episode of Science LIVE, Dr. Roger Billings dives into the fascinating science of radio waves—how they’re created, how they move through space, and how they make long-distance communication possible. From the basics of frequency and transmission to early breakthroughs like Morse code and modern applications such as HAM radio and space communication, join us as we explore the hidden currents that keep us connected.

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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7,449 Comments

  1. Downing

    I never really knew what FM meant, turns out it means frequency modulator. Also wasn’t aware that you could use a laser to cool something.

    Reply
  2. Maggie

    I never knew what a Gigahertz was!! So cool!

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  3. Dominic

    I like how you give us tips on how to be a better student and studey tips

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  4. Justin

    I really enjoy Science Live. It’s the best subject of my week.

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  5. Jennifer

    I had no idea lasers could be hot and cold!

    Reply
  6. Tue

    As almost always, dr.Tobias is my favorite part of the show:))

    Reply
  7. Savannah

    What factors determine how far radio waves can travel?

    Reply
  8. Sumaya

    Im Sumaya from Minnesta and i really love and enjoy science live:)!

    Reply
  9. Diana

    I wanna talk to someone in Austrailia! lol

    Reply
  10. Alexandra

    I love learning that Snoopy went to space and that there is an award named after him!

    Reply
  11. Makenzie

    that watch is a time keeper and life changer

    Reply
  12. Isaiah

    I enjoy Science Live so so much!!!

    Reply
  13. Jahmir

    Radio waves is something not a lot of people talk about that I know but I enjoy learning about it I would love to hear more.

    Reply
  14. Claire

    hello and happy weekend to you all, from dominican republic

    Reply
  15. Cece

    I love science live!

    Reply
  16. Kasey

    I like r51 too

    Reply
  17. Thảo

    I like Science Live very much!

    Reply
  18. Jaslyn

    R51 is so funny!

    Reply
  19. Geminia

    radio waves are cooler than I thought.

    Reply
  20. William

    I think it would be great to have a course on flying.

    Reply
  21. Melodi

    I love Science Live, I learn something new every time!!!!!!

    Reply
  22. Rinad

    Where is Neil Armstrong’s Omega watch now?

    Reply
  23. Razan

    Does NASA still use Omega Watch?

    Reply
  24. Kayleigh

    Loved learning about the first watch on the moon, Ham radios and Morse code

    Reply
  25. Camden

    I LOVE SCIENCE LIVE!

    Reply
    • Alexis

      ❤️

      Reply
  26. Nguyen

    I find the space travel session quite interesting, it showcases how intricate and careful the preparation process was, even a small and simple object like a watch was tested several times to find the most suitable for the journey.

    Reply
  27. Corey

    Radio waves have many applications such as Air Traffic Control, devices, and even just listening to music in the car.

    Reply
  28. Damon

    I love science live and Tobias is always my favorite.

    Reply
  29. Lizanne

    Radio waves and ham radios are so cool!

    Reply
  30. Ceceillia-marlene

    Thank you for the great video.

    Reply
  31. Kaden

    R51 is hilarious!

    Reply
  32. Laila

    Wow I never knew that radios are so important in the past and currently. How do the sound waves travel so fast? Its so fascinating that the things we don’t think have a lot of uses for do like lasers!

    Reply
  33. Madison

    I love the way that Acellus breaks down my courses .

    Reply
  34. Mona

    Science is a like a secret knowledge of the world

    Reply
  35. Pham

    Hello from Viet Nam! I love Science Live so much. Thank you Acellus team and Dr.B^

    Reply
  36. Allison

    I did not know that it was the Omega watch that went to the moon. Without it the Apollo 13 astronauts may not have made it home

    Reply
  37. Sage

    i love science live Dr. Roger billing is so informative and you learned so much from these videos. Radio waves are very interesting.

    Reply
  38. Lillian

    I would love to see all the color under the ocean

    Reply
  39. Michael

    Radio waves are so cool!

    Reply
  40. Maya

    What is the easiest way to learn morse code?

    Reply
  41. Hoang

    I LOVE science live.

    Reply
  42. Lazar

    I really like how they explain everything in every live, and it makes more sense. I learn a lot from these videos!

    Reply
  43. Oluwatimilehin

    I am looking forward to having a ham radio and aviation course.

    Reply
  44. Jessica

    I would really really love to do a pilots course! I wanted to get my pilot’s license, but due to finance I am not able to at the moment. Maybe in the future. I hope the course will be added before I graduate so that I can do it.

    Reply
  45. Vinh

    I really love science!

    Reply
  46. Matthew

    I didn’t know I would learn so much from Science Live

    Reply
  47. Aydalis

    I learn something new every Wednesday!

    Reply
  48. Chanel

    I’m impressed with how the shirts came out! Great job everyone who created the designs and those who brought it to life. I will probably buy one of those if I have enough points.

    Reply
  49. Hunter

    Love watching science, always learning something new. Watching from Texas

    Reply
  50. Nathen

    How did NASA know the temperature’s and all the pressure’s that would be need to be tested for the trip to space?

    Reply
  51. Kiara

    I didn’t know that corals were fluorescent, and now that I do know I think that it’s very fascinating.

    Reply
  52. Mele

    Area 51 got me laughing when I saw the speaker and the toy microphone😂 go Area 51!!!

    Reply
  53. Anes

    I really enjoyed this science live! I hope you get to talk about AI and how its entering the industrial stage.

    Reply
  54. Angeline

    Today’s science live was very interesting, but my question still lingers can we get an animation class??

    Reply
  55. Abby

    I love watching science live 🙂

    Reply
  56. Amy

    Science lives are so interesting and teach you so much!

    Reply
  57. Linh

    Radio waves play a critical role in modern life because they allow us to send information over long distances without wires. Thanks to radio waves, we can communicate, navigate, and explore the world and even outer space.

    Reply
  58. Emmanuel

    I know astronomers use radio wave to measure the distance of the stars in the universe.

    Reply
  59. Oliver

    I LOVE SCIENCE LIVE!!!

    Reply
    • Brice

      What kind of degree would you need to be specialized in radio waves and understanding that category

      Reply
    • Ally

      I agree science live is the best!!!!!

      Reply
  60. Fuyue

    I love watching the Science Lives so much. It helps me learn new interesting facts and I am so thankful for Acellus!

    Reply
  61. Bridge

    Hello from Alaska! I can’t wait for the next one it was pretty interesting to learn about radios

    Reply
  62. Leon

    Dr. B, what is your favorite vehicle, and why? Mine is firetruck.

    Reply
  63. Mya

    This was extremely interesting! I always look forward to learning information, especially from Science Live.

    Reply
  64. Camron

    I LOVE SCIENCE LIVE SO MUCH!!!

    Reply
  65. Ella

    I never knew learning about radio waves was so interesting!, It’s also cool how radios work in general.

    Reply
  66. Rebecca

    Watching from Texas this was a very interesting episode!

    Reply
  67. Rebecca

    Watching from Texas! This was a very interesting episode!

    Reply
  68. Dax

    Its amazing how a watch managed to save astronauts and get them back home!

    Reply
  69. Isabel

    I found today’s science live was one of the best. Learning about Radio waves was very interesting and fun.

    Reply
  70. Sarah

    Learning about radios and Morse code was fun, especially seeing how things have changed since then. The astronauts wearing watches was an interesting story too.

    Reply
  71. Emma

    What type of equipment did they use to test the Omega watches?

    Reply
  72. Tytus

    we have seen Northern lights in Washington state

    Reply
  73. Johnny

    Me and my brother both love watching Science Live. Thank you for making these.

    Reply
  74. Lonna

    These science lives are so cool!

    Reply
  75. Adley

    Hi from Texas love the video learned so much!

    Reply
  76. Arlette

    Morse code is always one of my favorite topics to hear about!

    Reply
  77. Jackson

    How does Tobias always get his hair so perfect?

    Reply
  78. Kisakye

    Thank you for the words of wisdom.

    Reply
  79. Cheyanna

    I liked the part about the black light how colors are different and glow under a black light. I also like the part about the top student, it shows when you put your mind to it you can do anything.

    Reply
  80. Matthew

    I enjoy this live so so much because I love radios.

    Reply
  81. Tyler

    Can the omega watch work in space and underwater in the ocean?

    Reply
  82. Olivia

    Science Live is fun to watch for my whole family!

    Reply
  83. Everleigh

    R51 is so funny I could watch him all day

    Reply
  84. Cristian

    I love watching Science Live!!

    Reply
  85. Xiao

    Here from China, watching Acellus Live!

    Reply
  86. Everleigh

    I love R51!

    Reply
  87. Emma

    Wow! I never knew radios were so complex and intresting.

    Reply
  88. Greyson

    I love Science Live it is the best thing ever!!!

    Reply
  89. Emma

    I never knew radios were so complex!

    Reply
  90. Ben

    Science Live is amazing

    Reply
  91. Alexander

    another great episode. and I love that my mom lets me watch after dinner and I get to stay up late!

    Reply
  92. Ashley

    I love the snoopy award!! Also I think it would be cool to learn Morse Code!

    Reply
  93. Gavin

    I never knew how helpful watches could be on the moon. It was super cool that it could work in the harsh environment on the moon.

    Reply
  94. Sapna

    I like watching the Science Live

    Reply
  95. Karlee

    I had a question. What is the “success zone”?

    Reply
  96. Raven

    I loved learning about NASA!

    Reply
  97. Karlee

    I enjoyed this week’s science live, can’t wait for more!

    Reply
  98. Olivia

    Dear Dr Billings, thank you for another Science Live. I enjoyed learning about radio towers and lasers. Thank you for making each week’s Science Live so interesting.

    Reply
  99. Jonathan

    Thanks for making these every week!!!

    Reply
  100. Madilyn

    I only saw the edge of the northern lights, super red and it came in waves!! One of the most fascinating things!!

    Reply
  101. Terrence

    Wow, I always wondered how radio actually works!

    Reply
  102. Ryleigh

    Science Lives are never boring!

    Reply
  103. Ienn

    which of the waves were discovered first? for context I mean like Radio waves, Gamma waves, Infrared waves, etc which of theses was Discovered first and How?

    Reply
  104. Melissa

    I love watching the science live every wednesday. I helps me learn so much more about science!

    Reply
  105. Kaylee

    How do the northern lights work? I’ve never been able to see them before.

    Reply
  106. Nado

    Science lives are my favorite part of the week!!

    Reply
  107. Braylon

    I’m graduating real soon and I will miss these lives.

    Reply
  108. Willow

    My neuroplasticity is taking effect and improving with every 100 percent I receive on an exam.

    Reply
  109. Aliyah

    From Ohio, Radio waves are very interesting and important to know about. I learned a lot since watching the science lives.

    Reply
  110. Alyson

    I love learning about new things with Science Live!

    Reply
  111. Janelle

    Hi from Dallas TX, love watching the science lives and learn such interesting lessons.

    Reply
  112. Trinh

    I love Mr. R51. He’s so funny.

    Reply
  113. Emma

    I like radios a lot. I love Lady Pajet Monet and Roger Billing’s . Keep grinding. Never give up. You got this.

    Reply
  114. Lexi

    I love learning stuff from Acellus and science live.

    Reply
  115. Enoch

    Using Snoopy as a way to lighten the move on a space mission is a really cool piece of trivia I had never heard before. I’ll have to look into that more.

    Reply
  116. Joseph

    Thank you so much for having this scholarship program available.

    Reply
  117. Hamza

    I love Science live soo much please dont stop this ❤️❤️❤️

    Reply
  118. Kadence

    I love watching science live videos!!

    Reply
  119. Teepat

    I really enjoy watching Science L!VE every week! Thank you Dr. Billings.

    Reply
  120. Inara

    A ham radio course would be awesome.

    Reply
  121. Elias

    I didn’t know that much about radio waves. Thank Dr.Billings! Much love from Tennessee!

    Reply
  122. Logan

    My parents own a drone business, and my dad is a drone pilot. I think it would be cool to have a pilot class on Acellus!

    Reply
  123. Angelique

    I love Science Live so much!!!!

    Reply
  124. Jessica

    do people actually use HAM radios to communicate, not just in the army?

    Reply
  125. Victoria

    Hello Acellus thank you for this lecture I really enjoyed it and am looking forward to the next one!

    Reply
  126. Gracie

    Love the story about his antenna.

    Reply
  127. Ross

    We have been able to see the Northern Lights in the south, which is very rare

    Reply
  128. Karley

    I feel like I learn more everytime I watch science live!!

    Reply
  129. Luis

    Hello from Texas!! <thanks for another great week!

    Reply
  130. Caitlin

    I loved this episode of Science Live!

    Reply
  131. Isla

    R-51’s such a silly little guy. I was 100% waving back at him.

    Reply
  132. Asher

    It is interesting to me how they are going to use lasers to cool down these quantum computers and how they are putting them into space. The morse code segment was also super interesting to watch now.

    Reply
  133. Ryder

    We couldn’t see the northern lights here but hopefully next time! I enjoy science live and learn so many new exciting things.

    Reply
  134. Lennox

    Loved learning about radio waves this week!

    Reply
  135. Quynh

    This lesson helped me understand how radio waves travel and why they are important for communication. Very interesting!

    Reply
  136. Hayden

    That was funny when the lizerd came out.

    Reply
  137. Bentley

    This was such a cool science live video!!!!!!!!!!!! also loved r51! cant wait for next week!!!!

    Reply
  138. Aubrey

    i like how jokes are almost always in the lives

    Reply
  139. Kender

    I enjoyed learning about radio waves, and how they are used. I also thought it was fun learning about the “cool” lasers, as well as Apollo 13.

    Reply
  140. Alexis

    I find it interesting how radios have evolved over time and yet it’s still used the same way!

    Reply
  141. Charlotte

    What amount of Hz is considered high for frequency when regarding radio waves?

    Reply
  142. Asmitha

    I learned that in 1969 the Omega watch made it to space with the Apollo 11 crew!

    Reply
  143. Kyle

    I love Science Live! I learn so much from Dr. Billings!!

    Reply
  144. Miguel

    I love acellus and science

    Reply
  145. Emily

    Radio waves are really interesting, I really enjoyed this live.

    Reply
  146. Mckenzie

    I love the Acellus program.

    Reply
  147. Claire

    The Omega watch was really cool!

    Reply
  148. Archer

    I think it’s neat that the laser, being hot, can cool down computers.

    Reply
  149. Makealani

    Hey from Iowa, I love Science Live!

    Reply
  150. Jackson

    I think its awesome that radios so small can operate when other communications are down so well.

    Reply
  151. Melody

    I enjoyed listening to it! And I learned to break down bigger tasks into smaller consistent steps for better learning.

    Reply
  152. Meadow

    I really enjoyed learning about the radio waves and northern lights and I think my favorite shirt was the 3rd one it’s so cool

    Reply
  153. Allison

    I have a great study routine and it keeps me on track for the week so I am not having to cram everything. I would love a pilot class.

    Reply
  154. Sarah

    why did they have to time it for exactly 14 seconds?

    Reply
  155. Brendan

    Science Live is amazing i look forward to it every week!

    Reply
  156. Lynsey

    I loved how the omega speedmaster watch was the only one to pass all the tests and it saved the Apollo 13 space mission

    Reply
  157. Harper

    I thought the morse code key was super cool!

    Reply
  158. Quannah

    To have the best success study hard and study often.

    Reply
  159. Mason

    Learning of the use of “Radio waves” was a very interesting. My dad is a radio frequency engineer.

    Reply
  160. Kyle

    I enjoyed the part about the ocean.

    Reply
  161. Katelyn

    I work on my assignments throughout the day instead of cramming them all in at once. That’s an awesome looking watch and very interesting on how much testing they completed on it.

    Reply
  162. Raegan

    I loved learning about radios!

    Reply
  163. James

    We saw the northern lights recently aswell.

    Reply
  164. Emma

    The experiments on the omega watch is one of the many examples of the rigorous testing had to do in order to send anything to the moon due to its very specific conditions.

    Reply
  165. Braxton

    How did the Omega Watch Company create a watch that could withstand such extreme conditions?

    Reply
  166. Isabella

    Hey from Louisiana! those ACT test scores are so impressive.

    Reply
  167. Milani

    Hello from CA,

    My family and I enjoyed watching this weeks episode regarding radio waves and also hearing about how to get signals was insightful.

    Reply
  168. Alina

    Love Acellus!

    Reply
  169. Emerson

    Wow the corals are really cool! What is the purpose of those corals reacting like that under blue light?

    Reply
  170. Alexander

    Yes I want an aviation class and a radio class!

    Reply
  171. Aleena

    Hi! A HAM radio activity sounds so cool.

    Reply
  172. Ren

    I didn’t know anything about the Omega watch with Apolo 13 astronauts.

    Reply
  173. Landan

    I enjoy Science Live so so much!

    Reply
  174. Dane

    yall are so funny and yall make everyone’s brain BIGGER

    Reply
  175. Levi

    I didn’t know that astronauts 🧑🏼‍🚀use watches and I love Snoopy. Thank you.

    Reply

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