Radios Changed the World

November 20, 2024  •  EPISODE 240

What’s the difference between AM and FM? Who invented the first radio, and what was featured on the very first radio broadcast? Join Roger Billings on Science LIVE as he delves into the fascinating history of radio and uncovers the science behind frequencies and radio waves.

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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About the Roger Billings Scholarship Program »

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244 Comments

  1. Kali

    my grandma still uses radios

    Reply
  2. Isabella Wallker

    I love radios i want one and they are so cool and the evolution of radios are so cool.

    Reply
  3. Kira Jackson

    My grandpa has so many old radios!

    Reply
  4. Lourdes Cimolai

    Amazing! I have an old radio at my house! Love old radios and r – 51.

    Reply
  5. Zoey White

    I love radios.

    Reply
  6. Claire Dolan

    Thank you for the videos!

    Reply
  7. Deion S

    Radios are awesome

    Reply
  8. Autumn Coleman

    The evolution of radios is so interesting!

    Reply
  9. daylani taylor

    never stopped listening to the radio!

    Reply
  10. Joshua Burleson

    Whenever my dad and I venture out for a hike in the hills, we always bring along a radio in case of an emergency.

    Reply
  11. Mina Lane

    this is so cool!

    Reply
  12. leah

    love old radios!

    Reply
  13. Samantha jetter

    i like listening to the radio

    Reply
  14. Memory

    Loved learning about radios and that magnet was cool!

    Reply
  15. asher woods

    i use a radio in the car.

    Reply
  16. Rebecca Blackwell

    I like radios especially older models.

    Reply
  17. Kayla💤

    I love R-51!
    ❤🫰🏼🌹

    Reply
  18. Mira Adams-Smith

    Human discoveries about sound waves and how to make radio happen are amazing!

    Reply
  19. Deanna

    I use my radio so much every day! This was such a cool episode!!

    Reply
  20. Uzair Martinez

    It’s crazy how one invention can change the world

    Reply
  21. Jazelyn MacMullen

    Radios have so many different uses!

    Reply
  22. Nevaeh Maxie

    I didn’t know radios where so awesome.

    Reply
  23. Jayden Bowles

    Radios are and were always so helpful.

    Reply
  24. Laci

    i love radios because they play music haha! 😀

    Reply
  25. jade champlain

    It’s crazy to see how much the world has evolved!

    Reply
  26. niki

    The difference of AM and FM now makes sense !

    Reply
  27. Spencer Palchanis

    I didn’t know how cool radios were.

    Reply
  28. Kierra Hodges

    Radios are so cool

    Reply
  29. Lloyd Wilson

    I didn’t realize how important radios were in the past.
    The razor radio is cool.

    Reply
  30. Jameson Stroud

    was Thomas Edisson only known from the lightbulb?

    Reply
  31. autumn cloud

    i love radios!!

    Reply
  32. Kevin Wilson

    I never knew how we made radio waves it was pretty cool learning how that works.

    Reply
  33. Brilee patterson

    Wow I really loved learning about the process of the radio turning into what it is now,

    Reply
  34. Jaylen Yates

    I now know why we have AM and FM

    Reply
  35. Josie Yates

    Radios are cool

    Reply
  36. Sophie Nelson

    I never knew what FM and AM was and the difference, now I do!! Thank you!

    Reply
  37. Yocabed kaleb

    I had no idea radios are this importent. I just thought it was just an old thing at my grandmas house.

    Reply
  38. mackenzie

    now I understand why there is a FM and an AM

    Reply
  39. Deion S

    I love music!

    Reply
  40. Bailey

    I learned that a voice broadcast over the radio travels at 700 miles per hour.

    Reply
  41. Tyler Rideout

    radios are so cool

    Reply
  42. Vivienna C

    It was so interesting to learn how the frequency works for the radio.

    Reply
  43. Lavienna C

    We didn’t know what AM and FM are before. We were only used to the streaming concept. This was very helpful.

    Reply
  44. Simone tarantelli

    R51💕

    Reply
  45. Skylar Cooper

    i’ve always been interested in radios and how they work.

    Reply
  46. Eduardo

    I love r51 and science live

    Reply
  47. alivia

    This episode was really cool, I learned a lot about radios. I never knew the difference between AM and FM before.

    Reply
  48. Ruqaia Majidsemin

    I never knew radios had so many uses!

    Reply
  49. Elias Barretto

    Radios were the only thing that could let people learn the news in 1960

    Reply
  50. Benaiah Kaleb

    I didn’t know radios had this much of an impact.

    Reply
  51. Edan Langston

    My daddy does HAM radio and I talk with him on it

    Reply
  52. Jonathan Nesmith

    I love to use radio to listen to music

    Reply
  53. Renee tarantelli

    Omg that’s so cool

    Reply
  54. Logan Phillips

    We listen to the radio in our car every day and I never thought about how it was created until now.

    Reply
  55. Mana Sattathip

    I didn’t know that radios have waves like light. It’s so cool to know how they work.

    Reply
  56. Campbell Dean

    When was the very first radio made.

    Reply
  57. Rho Zapf

    Radio’s are so 😎 🤟📻

    Reply
  58. Lillian Barkan

    Radios are in like every car but they are so technical to make the story behind the radio crazy I can’t even begin to say how much of a journey the radio has and how much the radio has evolved there are so many jobs because of the radio that was made.

    Reply
  59. Jackson B.

    It is crazy how much of a change the radio has brought to the world.

    Reply
  60. Teagan Oliver

    So crazy we don’t use radios as much as we used to!

    Reply
  61. Caiden Hiner

    I had no clue radios can do that much.

    Reply
  62. Madisyn Padilla

    Radios are so important and amazing

    Reply
  63. Calogero

    Who knew radios had so many uses!

    Reply
  64. James Wood

    Cool to see how frequency works with radios.

    Reply
  65. Julian

    Radios are cool, I didn’t know you could even be on the radio, I thought it was music only!

    Reply
  66. harleigh

    radios are so interesting!

    Reply
  67. julius young

    how did he know changing the length of the sound waves would make the sound

    Reply
  68. Jade

    Radios are so cool

    Reply
  69. Abigail McGrath

    Being on a radio is really cool, I’m glad it helped your speech impediment and I’m glad your here speaking today.

    Reply
  70. Grace

    Super cool I think it is very interesting to learn about radios

    Reply
  71. Isabella Nesmith

    Radios are Awesome!

    Reply
  72. Amelia Russell

    We use radios at my dad’s mill. Communication with radio is cool

    Reply
  73. Elisiyana Louis

    This episode was very enlightening, I really enjoyed learning about the different ways people can make radios!

    Reply
  74. Ally King

    Radios are so beneficial for the world. they make things a lot simpler.

    Reply
  75. Campbell Dean

    When was the very first radio invented?

    Reply
  76. Ronnie Horner

    This lesson was really cool. I liked learning about old radios!

    Reply
  77. Raelynn barnes

    I love music im so grateful for radios!

    Reply
  78. Madi

    The difference between Am and FM radios is AM varies the strength of the radio wave. FM varies the frequency of the radio wave.

    Reply
  79. Andrew

    Radios can do so much

    Reply
  80. sara

    it was cool learning about radios i love music!

    Reply
  81. mark

    Those old radios are cool.

    Reply
  82. Jack A

    This was a cool lesson. I like to repair old radios in my spare time.

    Reply
  83. E l l a R o s e

    I love the radio!!

    Reply
  84. Dane Taylor

    I like how the Ventioneering club taught us how to make a homopolar motor.

    Reply
  85. jacob

    what radio did you have on the desk

    Reply
  86. julia grace powell

    radios are awesome!!

    Reply
  87. Aden Neumyer

    I learned that radio’s give off high and low frequencies.

    Reply
  88. Yusuf Aboshihata

    awesome

    Reply
  89. Caiden Hiner

    I watched this last night and I forgot to leave a comment but I really like Learning about how radios changed the world.

    Reply
  90. Gracelyn Weitz

    great video

    Reply
  91. Laci

    they are so funny

    Reply
  92. Rebekah Wright

    they always manage to make me laugh

    Reply
  93. Connor S. Alif

    The battery motor that the Ventioneers did was amazing!

    Reply
  94. Onyx McKie

    My favorite part was the guy from Area 51. His voice was funny.

    Reply
  95. Alexander .K. Alif

    I love it very much

    Reply
  96. Layla

    Learning about radios was so cool.

    Reply
  97. Kayla

    Sound waves are so interesting! I love this episode!

    Reply
  98. Hailey Wallace

    maybe one day i can make a cool radio for my car!!

    Reply
  99. Max McCall

    What are the effects of radio waves on the human body can they even make contact with a human?

    Reply
  100. Eva

    This was an awesome episode! Thanks for sharing your secrets Dr B. haha

    Reply
  101. Sasha Golub

    Wow, this episode was so cool the story about the person that made the wireless radio is very interesting.

    Reply
  102. Phillip Golub

    I never knew that people used toilet paper rolls and wires to make radios.

    Reply
  103. Adelia Golub

    It is so crazy that you can make a battery motor out of a battery and some magnets and a copper wire. Can’t wait to try it!

    Reply
  104. James Hines

    its pretty cool how he was a radio announcer

    Reply
  105. James Allen Paul Hines

    cool how he was a radio announcer.

    Reply
  106. David Jacobs

    i know a lot about radios from learning about ww2

    Reply
  107. aleiah bowman

    that’s so cool! i didn’t know all that about radios!!

    Reply
  108. Jaden

    Radio waves…

    Reply
  109. Maximilian

    When the radio plays my favorite song…

    Reply
  110. Brieanna Wright

    WOW!

    Reply
  111. Kyle angus

    very cool

    Reply
  112. Michael Tymofy II

    this is so interesting

    Reply
  113. Maddison Tymofy

    wehave a crank radio

    Reply
  114. Harley Gonzales

    Radios are amazing

    Reply
  115. Sarah Bruce

    Love this episode.

    Reply
  116. Calvin Evans

    What makes a radio function

    Reply
  117. Calvin Evans

    How do we tune radios?

    Reply
  118. Calvin Evans

    The invention of the radio is so cool

    Reply
  119. Barrett Pirtle

    that’s cool! now I know how a radio works.

    Reply
  120. David Woods

    I’m 100% making a raideo

    Reply
  121. Aaliyah McLaughlin

    Radios are awesome Thank you for the amazing video!!!

    Reply
  122. Lydia hales

    I like this one! r51 mixed up Radios and Rodeos.

    Reply
  123. Gabrielle McClean

    I have an alarm clock with a built in radio you can also adjust the antenna and listen to a bunch of different radios stations! So I think that now that I have an in depth explination of how it works is neat!

    Reply
  124. Magnus Philgence

    If they make any future radio models I wonder what they’ll look like

    Reply
  125. Jessica Romero

    Radios are cool

    Reply
  126. Tino Salazar

    This is awesome!

    Reply
  127. Cain Green

    Totally cool!

    Reply
  128. Paige Pendergrass

    Very interesting! Great topic!

    Reply
  129. Gunnar Bendorf

    Love it!!!

    Reply
  130. Daniel Cuter

    That’s so cool I didn’t know this about radios

    Reply
  131. Tyler Whitsel

    radios are amazing

    Reply
  132. Bradley

    Who named radio, radio

    Reply
  133. Aidan Griser

    its interesting that the first radio discussion was a fail and that instead was used for music

    Reply
  134. Theodore Dall

    Interesting!

    Reply
  135. Caleb Felker

    What a humourous video! I loved it!

    Reply
  136. victoria

    I love everything. And everything is so cool.

    Reply
  137. victoria

    I love everything and everything is so cool

    Reply
  138. Atlas

    I like radio

    Reply
  139. Hannah

    It’s a very important episode for me!

    Reply
  140. Makayla cook

    this is a really cool video as someone who owns radios and such.

    Reply
  141. Payton Reynolds

    Cool Information

    Reply
  142. Becker Eisele

    Great episode

    Reply
  143. Lela Eisele

    This was an awesome episode!

    Reply
  144. Will Ferguson

    I listen to the radio alot

    Reply
  145. Ashton coleman

    I had no idea why they were called AM and FM. Never really stopped to think about it.

    Reply
  146. Raven

    I never knew how cool radios were!

    Reply
  147. Azlynn

    You did this on my birthday lol

    Reply
  148. Merik

    wow that was so cool

    Reply
  149. Diego N

    how fast do these frequency waves go?

    Reply
  150. Henry

    It’s really cool that you can make a mini radio out of wire, charcoal, etc.

    Reply
  151. Catelyn Barton

    Thank goodness for radios haha!!

    Reply
  152. Sage Davis

    this video was good. always wondered how radios worked.

    Reply
  153. kylah Mazeika-Lebel

    This was an awsome video I love how radios communicate through frequency

    Reply
  154. Avner Golub

    This is awesome!

    Reply
  155. Mercede

    I really liked this one!

    Reply
  156. Varvara

    Great! Thanks!

    Reply
  157. Kennedy

    The battery and wire were interesting, and r51 was good.

    Reply
  158. Levi Parypa

    Great episode! I loved the story of the first radio broadcast show by Reginald Fessenden.

    Reply
  159. camden a

    this story about how the radio was started is awesome. it is really cool that someone thought about making sound go from one place to another and figured out how to actually make it happen!

    Reply
  160. trevor fishack

    radios really have changed over time

    Reply
  161. Kayla Rowbotham

    I like radios.

    Reply
  162. Sophia Garcia

    Why can Storm radios work when there is no electricity but regular radio stations and phones dont work?

    Reply
  163. Amayah Bethea

    I always enjoy learning something new each Wednesday.

    Reply
  164. Leeland Whitehouse

    I GOT MY GRANDADS OLD RADIO WITH THE ANTANAS ITS SO COOL AND GREAT LESSON TODAY

    Reply
  165. Anassa

    Are there any other types of radios?

    Reply
  166. Zach Hamp

    That was neat.

    Reply
  167. Mila

    How do radios waves know where to travel?
    I love listening to music so I am glad radios were made.

    Reply
  168. Lauren

    So interesting

    Reply
  169. Malaysia

    Do radio waves travel through space?

    Reply
  170. Elena

    Can you do a video on the jellyfish that never dies of old age?
    Thank you for considering my time.
    -Elena

    Reply
  171. MaryGrace

    Now I’m going to go around anyone who challenges me on the radio and they say something wrong I’m going to say nope that’s wrong Science Live said…. Thanks Everyone At Science Live keep up the good work.

    Reply
  172. Russell Mattsson

    Russell Mattsson. my mom is a paranormal investigator they use radio in fast sweeps forward and backwards to try and see if they can get communication..

    Reply
  173. Christian M.S Ross

    Radio is amazing ngl

    Reply
  174. Llondon Bates

    R-51 is Way too funny!! 🤣🤣😭😭

    Reply
  175. Leo sczuroski

    Did radios lead to the telephone?

    Leo Sczuroski
    RI

    Reply
  176. Carmela Myers

    love this so much!

    Reply
  177. Nylah McMillan

    I never would have thought that Dr. B would be on the radio back then. So Cool!

    Reply
  178. Kevin Crane

    It is cool how far radios have changed over the years and how much they have improved

    Reply
  179. dylan

    Fascinating idea on how newspapers was the radio a century ago.

    Reply
  180. Aaron Crane

    wow

    Reply
  181. Brianna Smith

    Thank you for the hard work you guys put into teaching us in these lives.

    Reply
  182. Mattox Goodman

    It would be so cool to make my own radio!

    Reply
  183. Isra-Lana Alsanabani

    Very informing!!!

    Reply
  184. Hunter Snapp

    What a simple technique that is really amazing!

    Reply
  185. Tehillah Turner

    Radios play all my favorite music.

    Reply
  186. karsyn mitchell

    great video on how to make a radio!

    Reply
  187. Sade

    This is so cool I would love to learn more about these things!

    Reply
  188. Mateo A

    I wonder what we would hear if we made a radio

    Reply
  189. Mateo A

    Radios are so cool

    Reply
  190. Hudson Bingham

    This is cool.

    Reply
  191. Samuel Sedore

    Love the morris code Christmas show.

    Reply
  192. Lawrence Berdan

    It would be so cool to make a radio. I was curious about what AM radio was for. It’s always fuzzy when I turn it on the station.

    Reply
  193. Eileen

    What a great video

    Reply
  194. Cierra

    I want to make a radio! Thank you for these great videos.

    Reply
  195. Ella J

    Curious what stations I would get if we made a radio at home. Will have to try.
    Interesting episode. Thanks!

    Reply
  196. Rosie

    I have always wondered what FM and AM meant.

    Reply
  197. Ruth baldwin

    R-51 is so funny

    Reply
  198. Cassidy Arnett

    I always question when the radios where made

    Reply
  199. Layton Benson

    Can you guys make a history live.

    Reply
  200. Elijah Baldwin

    I Loved this episode

    Reply
  201. Lego kid

    Olivia’s message was good. It’s good that I do theater 🎭

    Reply
  202. Gloom

    Radio📻👍

    Reply
  203. Logan

    cool did not know that

    Reply
  204. Muhammad

    Wow this is so amazing to the point it literally blowed my mind

    Reply
  205. Gianna Pritchett

    Dr. Billings, you have a great radio voice!!

    Reply
  206. Lucy

    I learned that radios can be really simple or really complicated!

    Reply
  207. Libby

    Wow this episode was a really entertaining one!

    Reply
  208. Leon Cutler

    What about PM? (pulse modification)

    Reply
  209. Jade

    I really appreciate the work that yall do. There are many things that I wonder how they work, for exmaple, airplanes. But radios have always been one of them. Thank you for teaching us. One last thing, where cam I learn about the club was mentioned?

    Reply
  210. Jasmine May

    Dr. Billings and Dr. Pajet seem like really cool and smart people.

    Reply
  211. Declan Hart

    How far into outer space can a radio wave travel?

    Reply
  212. NICOLE L. ROMAN ORTIZ

    Super entertaining and fun to watch, I loved every second of it!

    Reply
  213. Ryker mullican

    Super interesting!

    Reply
  214. Grape Fruit

    Tobias is so funny

    Reply
  215. Margaret Earley

    What an interesting video!

    Reply
  216. Josiah Alkire

    I have been to three rodeos in my fourteen years on this earth and all three were really cool. I love rodeos!

    Reply
  217. LaiLa

    As a current competitive dancer, what Olivia said is all very true! With any sport or art form you do, it’s so important to be consistent with rehearsals and making sure you are prepared for what is to come. With that being said, yes, studying is just as important, if anything its more important!

    The Razor Blade Radio is so crazy, I would never thought it was a radio

    Reply
  218. Bradley walker

    thank you for explaining everything to where I can understand it

    Reply
  219. brinley

    haha love this

    Reply
  220. Logan Rentner

    these are incredible

    Reply
  221. Ellie

    Now I can make a radio in case of an apocalypse! 🧟📻☢️ Yippee!!

    Reply
  222. Karis Martinez

    I love the reoccuring theme of ponies in this episode !

    Reply
  223. Gia Bormann

    The battery experiment was cool

    Reply
  224. Angelina

    Dr. Billings and Dr. Pajet are so entertaining!

    Reply
  225. jaxxon

    i think what happend is that r51 is that r51 got confused between rodeo and radio because they sound almost the same

    Reply
  226. Caiden

    r51 is hilarious:)

    Reply
  227. miley edwards

    Gonna go make my own radio now HaHa!

    Reply
  228. Emilynn schamback

    The metals clingy allowed sound to travel through?

    Reply
  229. Conner Mast

    Now I wanna make a radio.

    Reply
  230. Shoshanna

    WOW!!!!!!

    Reply
  231. zoe

    omg r 51 is so goofy heeeehaaaaa

    Reply
  232. Jaliy

    I love how radios changed over time !

    Reply
  233. legos r fun

    haha awsom r51

    Reply
  234. Bethel

    I tried to ask a question but it wouldn’t let me. Isn’t gama rays bad?

    Reply
  235. Emmett

    woo hoo dr J AND B

    Reply
  236. zoe

    awesome ;]

    Reply
  237. Jada R. S. Pace-Kitchen

    The story of the evolution of The Telegraph was cool.

    Reply
  238. Jayden Jackson

    How can I get more information about the ventionering club ?

    Reply
  239. Lego kid

    Nice video

    Reply
  240. Jordan Campbell

    Can you do a science live on psychology or biology Dr Billings?

    Reply
  241. Lego kid

    How come r51 got confused with radio and rodeo so funny 😂😆😄 here’s this pony pony and this pony pony ha ha ha ha ha ha

    Reply
  242. Josiah Alkire

    This is great, now I can make a radio! 📻📻📻

    Reply
  243. Kpop

    Thumbs up, that was great

    Reply
  244. Cecilia Cutshaver

    How do sound waves actually travel on the radio waves then turn back into sound once they reach where they’re going?

    Reply

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