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.
Read more about DrB »
About the Roger Billings Scholarship Program »



Radios are so cool!
my grandma still uses radios
I love radios i want one and they are so cool and the evolution of radios are so cool.
My grandpa has so many old radios!
Amazing! I have an old radio at my house! Love old radios and r – 51.
I love radios.
Thank you for the videos!
Radios are awesome
The evolution of radios is so interesting!
never stopped listening to the radio!
Whenever my dad and I venture out for a hike in the hills, we always bring along a radio in case of an emergency.
this is so cool!
love old radios!
i like listening to the radio
Loved learning about radios and that magnet was cool!
i use a radio in the car.
I like radios especially older models.
I love R-51!
❤🫰🏼🌹
Human discoveries about sound waves and how to make radio happen are amazing!
I use my radio so much every day! This was such a cool episode!!
It’s crazy how one invention can change the world
Radios have so many different uses!
I didn’t know radios where so awesome.
Radios are and were always so helpful.
i love radios because they play music haha! 😀
It’s crazy to see how much the world has evolved!
The difference of AM and FM now makes sense !
I didn’t know how cool radios were.
Radios are so cool
I didn’t realize how important radios were in the past.
The razor radio is cool.
was Thomas Edisson only known from the lightbulb?
i love radios!!
I never knew how we made radio waves it was pretty cool learning how that works.
Wow I really loved learning about the process of the radio turning into what it is now,
I now know why we have AM and FM
Radios are cool
I never knew what FM and AM was and the difference, now I do!! Thank you!
I had no idea radios are this importent. I just thought it was just an old thing at my grandmas house.
now I understand why there is a FM and an AM
I love music!
I learned that a voice broadcast over the radio travels at 700 miles per hour.
radios are so cool
It was so interesting to learn how the frequency works for the radio.
We didn’t know what AM and FM are before. We were only used to the streaming concept. This was very helpful.
R51💕
i’ve always been interested in radios and how they work.
I love r51 and science live
This episode was really cool, I learned a lot about radios. I never knew the difference between AM and FM before.
I never knew radios had so many uses!
Radios were the only thing that could let people learn the news in 1960
I didn’t know radios had this much of an impact.
My daddy does HAM radio and I talk with him on it
I love to use radio to listen to music
Omg that’s so cool
We listen to the radio in our car every day and I never thought about how it was created until now.
I didn’t know that radios have waves like light. It’s so cool to know how they work.
When was the very first radio made.
Radio’s are so 😎 🤟📻
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.
It is crazy how much of a change the radio has brought to the world.
So crazy we don’t use radios as much as we used to!
I had no clue radios can do that much.
Radios are so important and amazing
Who knew radios had so many uses!
Cool to see how frequency works with radios.
Radios are cool, I didn’t know you could even be on the radio, I thought it was music only!
radios are so interesting!
how did he know changing the length of the sound waves would make the sound
Radios are so cool
Being on a radio is really cool, I’m glad it helped your speech impediment and I’m glad your here speaking today.