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.


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7,449 Comments

  1. Heather

    Radio waves are fascinating, I didn’t know that was how they were discovered though.

    Reply
  2. Ryan

    I always thought lasers would produce immense heat instead of cooling, but this week’s Science Live taught me otherwise. Not only did I learn about lasers, I also had a great time and a laugh when R51 was featured again. This Science Live was so fun! Thank you.

    Reply
  3. Kaylee

    Thank you Acellus for a awesome video on Radio Waves!!!

    Reply
  4. Hayden

    I haven’t really thought much about radio waves until watching this. Really interesting to learn about and actually awesome if you put some thought into it.

    Reply
  5. Emiliano

    It would be awesome to learn about morse code and hearing about the girl that got a 35 on her ACT was very inspiring.

    Reply
  6. Darielle

    I saw the nothern lights for the first time and it was so pretty.

    Reply
  7. Bentley

    This one has been my favorite yet.

    Reply
  8. Abigail

    I didn’t expect to find radio signals so interesting and it’s cool to know some Morris code. 🤩🤩🤩🤩

    Reply
  9. Heaven

    I absolutely love Acellus!

    Reply
  10. Easton

    The concept of how the radio waves were discovered was really interesting in this episode.

    Reply
  11. Madysen

    Radio Waves are very interesting. Thank you for taking the time to do these episodes.

    Reply
  12. Nang

    I knew coral had so many colors, yet I never knew it was alive. And that might be one of the coolest things the world has to offer.

    Reply
  13. Billy

    The story about the radio waves was pretty interesting, never would have thought such a useful invention would come from someone having some chocolate in their pocket.

    Reply
  14. Samantha

    Hearing about the Acellus student that scored a 35 on the ACT was so inspiring!

    Reply
  15. Brenna

    I’m impressed with the girl who got a 35 on her ACT test! She learned from the best.

    Reply
  16. Vu

    I love this episode so much! I never knew corals was alive! They’re so beautiful and colorful! My favorite part is Area 51, so funny!

    Reply
  17. Avery

    One of my favorite parts of the Acellus program is Science Live. I’ve learn so much about the branches of science and their contributions in everyday life.

    I look forward to the new videos weekly. Thank you.

    Reply
  18. Jodee

    I loved this live, Thank you Acellus for teaching me about radio waves, also is it not fascinating how something like coral that looks like a rock is alive?!

    Reply
  19. Zair

    Science discoveries are amazing

    Reply
  20. Timothy

    This was a really fun and interesting video! Thank you Acellus!

    Reply
  21. Tego

    Thank you Acellus!

    Reply
  22. Keilahni

    I’m happy to be back after a few months of public schooling. I enjoy these videos and home school more.

    Reply
  23. Byron

    I liked the entire video. One of the things I learned was studying very day is better than studying a lot in one day.

    Reply
  24. Jack

    it was fun learning about how people use to use radios before podcasts

    Reply
  25. Jurnee

    I learned a lot from this video. I learned consistent studying daily will make me a better student. I will study a little very day.

    Reply
  26. Maeus

    I love the ocean 😀

    Reply
  27. Benjamin

    acellus is amazing

    Reply
  28. Emily

    Corals are beautiful. My dad has different types of coral in our aquarium. It’s so neat to feed them and watch them come alive.

    Reply
  29. Holden

    Studying a little bit every day is the best way for me to learn!

    Reply
  30. Sophie

    What actually blocks or weakens radio waves?

    Reply
  31. Catherine

    It’s pretty cool you know Morse code.

    Reply
  32. Kaliyah

    Radio waves are neat because they have the ability to travel between walls.

    Reply
  33. Ebony

    I never knew about the watch on the moon! That was so cool!

    Reply
  34. Elliott

    the Omega watch looks so so cool!

    Reply
  35. Riley

    How far can ham radios reach out to?

    Reply
  36. Emme

    A morse code class sounds fun, I have always wanted to learn it!!!

    Reply
  37. Naomi

    Acellus is the best.

    Reply
  38. Delaney

    Such a fascinating episode, thank you!

    Reply
  39. Evelyn

    I never realized how important radiowaves were! They are everwhere.

    Reply
  40. James

    Radio waves are interesting how they work and function has always intrigued me

    Reply
  41. Kopelyn

    I would loveeee if we did a morse code course, I would feel like Pam and Jim from the office when they pranked Dwight with pen clicking. 🤣

    Reply
  42. Aubrey

    Alright science live I am excited. Radio waves!

    Reply
  43. Everett

    I have never heard of lasers cooling quantum computers, thanks for including that

    Reply
  44. Elizabeth

    I’ve always thought Morse code is super cool!! I’ve been procrastinating learning its alphabet, but this makes me want to learn it even more!

    Reply
  45. Joby

    Would the astronauts wear their watches on the outside of their suits?

    Reply
  46. Yaretzi

    This episode was very interesting to me because i never really got into the whole soundwave concept, im so glad i learned it now because it was really interesting!!

    Reply
  47. Lydia

    I enjoyed this episode on radio waves and frequencies. I learned something new. I would be interested in a radio course. I think the helicopter pilot training course would be absolutely exciting and fun to learn.

    Reply
  48. Stephan

    I think the Morse Code class is a good idea. I would like to learn Morse Code

    Reply
  49. Lydia

    I am interested in the radio and helicopter pilot course. These course sound fun and exciting.

    Reply
  50. Rylie

    My favorite part in this live was learning about the fluorescent coral.

    Reply
  51. Paisley

    Wow without those watches that would have been devestating! I will sure look at a watch differently after this! Learning about morse code was really cool! Thanks again for another great Live!

    Reply
  52. Kimberlie

    I really enjoyed learning about Radio Waves.

    Reply
  53. Brittlee

    I want to have a helicopter class please.

    Reply
  54. Caleb

    Well its good to know now that I shouldn’t cram as much studying as possible in one go, so that way I have time to process and use that information to get me better grades.

    Reply
  55. Judah

    i thought the ham radio class would be so fun and i liked break threw moments in science with tobies was sooo cool just want to say thank you so much for sience live i love it.

    Reply
  56. Carter

    Thank you so much for doing these weekly, I really enjoy watching these!

    Reply
  57. Ethan

    Radio waves are so cool! Morse code has so many facts I did not know about. They are NEAT!!!!

    Reply
  58. Prompimon

    I really love Acellus.

    Reply
    • Michael

      I loved learning about the HAM radio. It was really cool 😎😎😎.

      Reply
  59. Logan

    Yes on the HAM radio and avaiation courses!

    Reply
  60. Nguyen

    Omega watch story is very interesting! Thank you so much for the information you all shared!

    Reply
  61. Adrianna

    I really enjoy this program.

    Reply
  62. June

    Radio waves are very interesting! And Ham radios are very interesting on how you can talk to people in other cities, states and countries

    Reply
  63. Cason

    I think it pretty cool how they did the tests and how the omega was chosen.

    Reply
  64. Isabelle

    I always wondered how a.m. and FM radio works

    Reply
  65. Gabriel

    I believe radios are still very important to this day. My dad uses a radio a lot for his job. Now I better understand how they work. Thanks for the lesson and I think a helicopter pilot would be cool.

    Reply
  66. Kinley

    I really enjoyed science live. The shirts turned out really pretty. I am excited to try and get one.

    Reply
  67. Keelan

    I really love the R51 did it shirt, excited to get one soon.

    Reply
  68. Sheldon

    Do you still have the tower?

    Reply
  69. Ashlynne

    Cognitive overload? Sounds like what I go through every day (not with school though)! Also THANK YOU I’ve never known the difference between AM and FM so knowing AM helps! Those t-shirts came out so good, I love them!! I hope everyone has a great week ahead of them!!

    Reply
  70. Travis

    That was cool learning how the astronauts used their watches on Appolo 13 and how important it was to leave the burner on for only 14 seconds

    Reply
  71. Lathem

    This is so cool I love science! It’s my favorite subject. I’m always learning something new!

    Reply
  72. Joshua

    Wow that would be amazing to take a school course on how to be a pilot, and learn how to use a Ham Radio! I can’t wait. Acellus is awesome!

    Reply
  73. Wyatt

    How fast do sound waves move?

    Reply
  74. Colin

    Wow the coral is pretty cool, also never knew that is how radios worked.

    Reply
  75. Serenity

    Thank you for makeing theses! there so fun to watch :3

    Reply
  76. Cayla

    I will do research on different ways to study so that I can hopefully do better.

    Reply
  77. Julian

    congratulations to the girl that got a 35 on the SAT. That’s really impressive!

    Reply
    • Dawson

      you can say that again!!

      Reply
  78. Klaire

    The daily goals are super helpful.

    Reply
  79. Layla

    Astronauts keeping time matters for everything they do in space. Time means life or death in many cases. I never knew the story of Apollo 13 and how vital the use of the Omega watch was. They had to shut everything down on the spacecraft and relied on their watches to survive. Wow… Way to go, Omega for passing all 10 tests and winning the Snoopy award!

    Reply
  80. Amelia

    Thank you so so much for doing these weekly, I really enjoy watching these lives!

    Reply
  81. Jaxon

    I really enjoyed this episode and learning about radio waves!

    Reply
  82. Tyler

    That is interesting. I need to start a daily routine for studying as well

    Reply
  83. Brady

    I really loved hearing about the spacing effect and how important it is to be consistent with your study habits. Study a little bit every day so that your brain doesn’t go into overload. Lesson learned. No cramming.

    Reply
  84. Evie

    R-51 is so funny, thank you for the lesson!

    Reply
  85. Logan

    I will have to re-watch the Apollo 13 movie. I didnt notice they were using their watches while they were trouble shooting on the shuttle. Maybe they re-created it in the movie but I don’t remember.

    Reply
  86. Lucy

    the best way to test theories is with research. that’s good to remember!

    Reply
  87. Morgan

    I think it’s really impressive that Dr. Billings knows morse code. It’s this whole other language and he must have a really good memory. I don’t think I could remember all those dots and taps.

    Reply
  88. Hadassah

    Do they still use the same type of watch?

    Reply
  89. Luke

    Do you have to pay for a hand-radio license. Or do you have to go to school to get one.

    Reply
  90. Katherine

    I need to find out where to buy that lizard toy, I wanna see what my cat would do. >:)

    Reply
  91. Hadley

    wow❤️❤️❤️

    Reply
  92. Peyton

    I think studying every day is important for retaining information.

    Reply
  93. Charles

    This episode was great. I loved the information about the Omega watch and NASA. I also found the segment on ham radio fascinating.

    Reply
  94. Elienne

    Acellus academy is genuinely the best I’m so glad to finally start!

    Reply
  95. Brayden

    I thought it was amazing how the former Acellus student was able to receive a scholarship to one of the top universities in her state. And because of her routine, I think I should maybe commit to a routine too

    Reply
  96. Raelyn

    Watching from Georgia:) look forward to these videos!

    Reply
  97. Aspen

    it was fun to learn about radio waves because my dad is a huge nerd about them and I love listening to him talk on his radios

    Reply
  98. Rylee

    I dont know if I already commented because my computer glitched but I wanted to say thank you to everyone that makes these Science Lives happen and I enjoy watching!

    Reply
  99. Mason

    Thank you acellus for the weekly science lives.

    Reply
  100. Alexis

    I actually got to see the northern lights when they were viewable from so far away. I think the science behind it is very interesting.

    Reply
  101. Jackson

    How many snoopy rewards have been given out to people?

    Reply
  102. Kadyn

    Radio Waves are intriguing, I’m glad they found them since otherwise Wifi wouldn’t exist and we wouldn’t have phones or internet without it

    Reply
  103. Kaylin

    Radio waves are so cool. I love how dad can talk to people on the ground and hear other pilots while flying

    Reply
  104. Logan

    A Morse code course/activity would be awesome

    Reply
  105. Justin

    I thought that Dr. Tobias bringing up the fact the astronauts would need a way to tell time was very interesting, I never thought about the fact the at they would need it for so much.

    Reply
  106. Penelope

    I love Acellus

    Reply
  107. Addy

    R51 is the best! We love him!

    Reply
  108. Jaiden

    I can’t begin to imagine going into space much less depending on a wrist watch to keep me alive. Scary!

    Reply
  109. Parker

    I think it’s crazy that they started studying radio waves cuz of a chocolate bar

    Reply
  110. Ashton

    i love Acellus

    Reply
  111. Sereen

    I loved this episode !!! I learned so much about Radio waves. Radio waves are a type of electromagnetic radiation with the longest wavelengths and lowest frequencies! Invisble waves travel very long distances and are created by oscillating electric and magnetic fields! Wow! Thank you Dr.Roger Billings for your in-depth explanation about radio waves.

    Reply
  112. Felix

    I want to take a pilot class!!

    Reply
  113. Natalia

    I would definitely do a Morse code course!

    Reply
  114. Anthony

    I think radio really revolutionized communication. Especially in military applications. I wonder where it will take us next?

    Reply
  115. Greyson

    Radio waves are very important and used in different ways. The morse code is very interesting and used in the military. My granddaddy and grandmother were in the military.

    Reply
  116. Cody

    Amazing episode, really enjoyed watching this one!

    Reply
  117. Cash

    I never knew Buzz wore a watch when landing on the moon!

    Reply
  118. Emma

    i think adding a morse code class and a ham radio class would be really interesting.

    Reply
  119. Caroline

    The pilot aviation class sounds really interesting!

    Reply
  120. Emma

    It is crazy how much the Omega watch can withstand.

    Reply
  121. Elise

    i love science live❤️

    Reply
  122. Edward

    Great study tips!

    Reply
  123. Adeline

    I love Acellus!

    Reply
  124. Maverick

    Radio waves are really fascinating! Thank you for the broadcast!

    Reply
  125. Joseph

    Science Live is truly filled with much fun and knowledge by watching every week.

    Reply
  126. Alia

    I wonder if there is a way to measure radio waves.

    Reply
  127. Kayden

    With the great barrier reef having living coral and other organisms, does that make it one of the largest living things? It is always growing and being disrupted simultaneously but it will always be beautiful.

    Reply
  128. Maverick

    I didn’t realize what am and fm stood for and how that works until now. Very interesting!

    Reply
  129. Broxton

    I watched it. I would love a class about radio waves. Thank you Acellus for these videos and for my education.

    Reply
  130. Tryson

    Thank you Acellus

    Reply
  131. Tryson

    My mom watched this with me and said all her life never knew buzz aldrin even thought about a watch when he was making a histrionic event come to live when he landed on the moon

    Reply
  132. Adelynn

    I love science lives💕💕

    Reply
  133. Lane

    It’s so fascinating how far technology has grown over the years!

    Reply
  134. Adonis

    Ok I don’t know if I’m too late for this or if this is even the place to say this, but as a kid who has loved aviation for most of my life and has dreams of becoming a pilot one day, a course to become a pilot is the best course that I could imagine. I don’t know if others agree with me but I would definitely make this course; from my prospective though. Also great episode 🙂

    Reply
  135. Lily

    The Ham radio is cool because you can talk to anyone far away. I like the shirt says R51 did it shirt!

    Reply
  136. Samuel

    I love these videos. So interesting. Thanks, Acellus!

    Reply
  137. Lillie

    Why did you (Dr. Billings) have to learn morse code?

    Reply
  138. Luca

    Last summer I went to the Kennedy space center in Florida and met an astronaut. His name was Bob Cenker and he was very kind.

    Reply
  139. Slayde

    I really like watching the science lives because I learn new things

    Reply
  140. Cameron

    I liked learning about ways that NASA was able to help astronauts keep track of time in space. Also, enjoyed learning more about radio waves.

    Reply
  141. Savannah

    So cool they wear watches to the moon!!!

    Reply
  142. Adrianna

    Radio waves are cool and fun to learn about.

    Reply
  143. Uriah

    How does the radio waves produce a broadcast through just the waves?

    Reply
  144. Carmella

    Another awesome episode! So cool with the radio waves and being able to communicate with people all over the world when you were just a young man! Just when I think we have learned about all of the things you discovered/learned growing up, and you pull another one out to tell us about! So cool:) I love all of the t-shirts and can’t wait to buy a couple of them:) Way to go you guys….so creative:)

    Reply
  145. Na’kari

    I learned that radio waves are either higher or lower waves. They are powerful, effective, and important to the whole world.

    Reply
  146. Elijah

    Stealing the joke from the beginning

    Reply
  147. Kiril

    Yay – course on piloting!

    Reply
  148. Blake

    I want to see the radio class and the pilot class come to Acellus. I would like for Dr Roger Billings to do a class on Acellus.

    Reply
  149. Malena

    Bioluminescence reminds me about the firefly.

    Reply
  150. Genevieve

    This episode is great. Thanks for doing these weekly, Acellus!

    Reply
  151. Zahir

    How to say Acellus in morse code?

    Reply
  152. Charly

    i loved the way you talked about radio waves it was really cool and yes, i would like a radio and how to become a airplane classes!

    Reply
  153. Paloma

    The omega watches look really cool

    Reply
  154. London

    The photo of Dr. Billings on the tower is incredible!

    Reply
  155. Mila

    So, is the astronaut who they named Buzz Lightyear after?

    Reply
  156. Maggie

    My favorite fact about radio waves is that they are completely invisible, yet they carry almost everything we use every day: Wi-Fi, GPS, Bluetooth, TV, and all radio communication.

    Reply
  157. Ariel

    I really like this episode, it was entertaining , and also great to see a picture of you from back then. Please do have a ham radio course. It would be so fun!

    Reply
  158. Asher

    I never thought I would hear laser and cooling in the same sentence.

    Reply
  159. Marygemma

    I absolutely love watching science live. I used to hate everything about science but now I really enjoy researching about random things, thinking “What causes this to happen, and how can we use this in everyday life?” It has opened my eyes to the prospective that science it a wonderful thing! Thank you so much for every thing you do, Dr. Roger Billings!

    Reply
  160. Mateo

    I would love to learn Morse code in class.

    Reply
  161. Lena

    I didn’t know how important time was in space!

    Reply
  162. Jehro

    Thank you for this Sience Live!

    Reply
  163. Amina

    Another great week watching Science Live! By the way, I am watching from Maryland❤️❤️
    Also, can we please have a class for entrepreneurship? I started my own little brand but I want it to grow. Another question I have is can we please have an arts and crafts class for high school that involves pottery, drawing, painting, etc?

    Reply
  164. Easton

    I love learning about the moon landing. It’s one of my favorite things to study in science and history!

    Reply
  165. Corbyn

    What exactly makes the Northern lights appear in the first place?

    Reply
  166. Ava

    I loved the story of how radio waves were discovered!

    Reply
  167. Will

    Do radio waves lose their power through range and if so then how long does it take for them to completely dissapte.

    Reply
  168. Will

    How are radio waves turned into sound waves in phones.

    Reply
  169. Sophia

    I would love to have a class about Ham Radio!

    Reply
  170. Mackenzie

    Morse code seems very interesting and I would like to learn about it more

    Reply
  171. Joselyn

    Thats so cool coral is alive! I never knew coral had that many colors.

    Reply
  172. Elliott

    I wonder if Omegas watch sales went up after this science live.

    Reply
  173. Matthew

    Who knew coral could have such vibrant colors?

    Reply
  174. Ariyen

    i would like an pilot class

    Reply
  175. Dylan

    I would really like to learn Morse code

    Reply

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