The Edison Effect
December 17, 2025Β β’Β EPISODE 291
What if Thomas Edisonβs greatest discovery wasnβt the light bulb? In this episode of Science LIVE, Dr. Roger Billings explores the Edison Effect and how Edisonβs experiments paved the way for electron tubes and modern electronics. Discover why this overlooked breakthrough mattered thenβand why it still shapes technology today.

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 βDrBβ 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 DrBβs lifelong commitment to supporting education, Science LIVE was launched as a way to βgive backβ by mentoring students in conjunction with the Roger Billings Scholarship Program.
Read more about DrB Β»Β
About the Roger Billings Scholarship Program Β»



Hey Y’all!! Hello from AL
I love all the science lives!
Hi Dr. Billings!!
Very interesting episode, Looking forward to the next.
Nice
Hello from Montana
How does heating and cooling elements work? I didnβt know that Thomas Edison created the vacuum! That was so cool!
Learning about Thomas Edison is such an interesting thing to do, I learn something new every time!
This is my first live Science L!VE! I am so happy to be here!
This is amazing
I wonder how long it took NASA to build the new telescope
How do the keys on the iPhone resize?
I would have thought he would of made money!
Science Live for a credit would be a great help towards graduation. I’m only a freshman. Thanks so much Dr. Billing.
cant wait for next live!
My parents had some of those old phones!
Woah I never knew Dr. Roger Billings mentors mentor was Thomas Edisson! Thats super cool!!!
So Dr Billings has a connection to Thomas Edison
It was very interesting to learn about the evolution of the Iphone and knowing that I am not as good as typing that I thought I was. π
I thought the part about how the iPhone keyboard and stuff works was really cool
Hello from America
wish I was as smart as you<3
I love science
I really enjoyed this video π
HI
Mr. Billings is so cool i wanna be an inventor like him!
i love science
lit as always π£π₯
Hi from Montana!
Merry Christmas from texas !!
Hello everyone, I am from California! Very cool info every single week. Thank you all! π
I love science live!
Wow, I didn’t know that phones were so hard to make!
How long ago was the vacuum invented?
Thank You Tobias, that was very interesting about the iphone, I think my mom had a phone with a slide out keyboard.
i love science
Hi from AL.
love it
i found that Steve Jobs i phone design very facinating you learn something new everday.
I love Tobiasβs facts!
Thatβs very interesting about NASA.
yeah science is pretty neat
How the i-phone was made is so amazing.
I am pretty sure no one knew to create keyboards was so difficult. Love apple
Would the radio waves work in space?
My name is Marley Parrish and I am from Illinois. Thank you for letting us know that the next show will be at the start of the year. I really enjoyed learning about the breakthroughs that it took for the people of Apple to develop the keyboard. I have never heard of this before, and I was fascinating with how the keys sensitivity changes with anticipating the next word. Thank you again and Merry Christmas.
Esdee L watching from Nevada!
I love science
I love this science live today and are excited to next week’s.
Hi I’m samantha I’m from ct, Connecticut.
Looks like Tobias is ready for Christmas with his green hirt and red and white tie!! π
’Hello from New Jersey I never knew keyboards were so complicated?!
ASL is very interesting to me, i think i will take that class.
Hello from TN..
Thank you Tobias, I appreciate your segment!
The first iPhone is so tiny.
this is so cool
Hello from California!
cool about the touch zone changing size.
How crazy was it that one change fixed the whole problem!
That is so interesting!
Touch screen technology is so fascinating on how it all operates together!
My mom told me about texting when she had to touch a number key 3 times to get 1 letter lol
It is cool that the key sizes Change when you press them
wow technology is improving fast
That’s cool how they made the first iPhone
How Is ur day going
LOVE ACELLUS
hi I.m watching
Hello from TEXAS!!!
the phone touch keyboard info was interesting
Hi from Florida!
I never knew that!
For phones now a days where does your data go?
What do you believe the future of phones will be?
hi guys
I found my mom’s old phone and it was tiny. She said it was her first cell phone. Nothing like what she uses now.
Hello!
Wow I never knew the keyboard keys adjusted themselves on the iPhone, that’s very smart.
Here!
i love old phonesβ€οΈβ€οΈβ€οΈβ€οΈ but i really love flip phonesβοΈβοΈπ₯οΈπ»ππ₯οΈπΊπΈ
Wow that’s so cool.
iphones are cool.
Love it so far it is always fun to watch and enjoy.
Is this ai model still used in iphones today?
How does the touch screen on the iphone work?
I canβt wait to see all the footage from the new NASA telescope!
Hi from Texas!
that’s cool
here from california
im watching from west palm beach
I love phones!
Good evening from NC!
hi from hawaii!!!
Great as always.
Sophia in NC π±
hrleen from Vegas
π₯³π₯³π₯³π₯³π₯³π₯³π€©
Hi from Colorado! May you all have Happy Holidays!
Hello from txxx
The entire keyboard evolution is seriously so interesting woah
Hi from Georgia.
Wow! I didnβt realize that the keyboards we use on our phones were that deep! Thatβs a neat thing to learn!
So cool! I live in Japan I loveeee live <3
Hello from texas
Hi from TN
Happy Wednesday, literally had no clue a story about a keyboard could be so interesting. I love it
Coolll
i found the part where they were wanting to create touch screen phones finger friendly quite interesting
hey
Those phones older than my cat happy XD
Is that where autocorrect came from?
I LOVE SIENCE LIVE!!
The making of the touch screen is really cool.
hi iβm noel from MO
hey
I love technology!!!!!!!!!!
I like it and love it!
hello from georgia
its really cool that NASA is making a new telescope
I love
this not going to lie
Hearing about NASA and the telescope was so cool!
i love this
Good evening! Hello from Brazil! Taking this opportunity to wish you a Merry Christmas!
cool
Hello from WV! Love Acellus, Science Live, Dr. Roger Billings and Pajet, and R-51.
Hello from Lincoln, Illinois!
I always love science live, you always learn something new.
Hello from Indiana
cant wait to see whats on the next one!
hi from txxx
here
hi javier from lansing kansas
I like it and love it
Hi from texasssss <3
I found one of my moms old phones and it was so cool!
Did the material on the touchscreen matter whether a stylus or a finger was being used? From VA.
The development of the touch screen phone is fascinating.
What iPhone has the best graphical flow and who in the team had the idea that made it?
why did they decide to put the letters on the keyboard in the spots they are?
Josiah is here
Hello π:)
Amazing live
I love home shcool
i love this already
Ayo from Idaho!
Hi folks from Greensboro
hashhahaha why is he so funnny π
How did they make digital letters and numbers?
Hi from Florida
What’s R51 doing??!!!π€π©βπ¬π¨πΌβπ¬π΄π΄π΄ππ
I use a stylist on tablets sometimes but it’s cool to know stylist were invented before using your fingers, I thought stylists were invented after they figured out that they were able to use their fingers
this school is good!
Very exciting topic Tobias!
Is the flip phone part of the group of phones before the I phone?
hi
hello from maryland
hello
My favorite subject is science
HI π
that makes sense
I love science!
Wow ! Using a special telescope to find another planet with life on it is awesome!
Hello from SC! Old phones are so interesting, they way people had to think of this is crazy and awesome to me. Humans have come very far when you look at old and new phones.
Merry Christmas for everyone learn and teach in Acellus!
Hello from Mexico
hello
cool
evolution of phones are cool
that was so cool to know about the old phones!
I love science
Looking foward to next weeks live!
Who invented the touch screen tablet?
hey yβall
What if they had been replaced with a different team, what would change?
Wow this is so cool the phones look so cool and bring memories!
I love ASL! It’s my favorite class.
Apple is the best!!!
I love the new telescope
Hello from Illinois!!