The Billings Computer
March 4, 2026 • EPISODE 300
Who created the first personal computer? In this episode of Science LIVE with Roger Billings, explore the history of silicon chip design and the breakthroughs that made modern computing possible. Learn about the Intel 4004, the world’s first commercial microprocessor, the Intel 800, and inventor Federico Faggin, whose work helped make the first all-in-one personal computer a reality. Discover how these early innovations paved the way for the powerful computers we use 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 “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 »



300th episode! I love Science Live!
Favorite show!
3D printers are awesome.
It’s incredible how much computers have evolved throughout such a short period of time!
My great uncle used to tell my grandparents that one day everyone would have a computer in their home. They said that would never be possible. Now today we all carry them in our pockets!
I love science live!
The jellyfish galaxy picture was really cool. I think photos like that are beautiful
Crazy how far tech has come to be able to construct 3D objects!
I enjoy every episode!!!
I like science live
I love science live!!
I’m so glad computers were invented!
Love 3D printers!
I wonder how 3D printers will advance through time and how they will play a part in history.
3D printers are cool
Amazing Science Live video!
i use my computer everyday
Wow it’s so amazing to see the evolution of computers!!
One day I want to have a 3d printer to make cool things from my imagination.
I like the 3D stuff it was coul
The BC12 computer a lot bigger than the lap top computers we use today.
It was interesting to know the history of computers.
I liked watching this video
WOW 300th Episode!?!?!
Happy 300th episode! I loved it!!!
I love science live!!!!
Computers is always intriguing subjects
I actually thought DR. Joseph was talking about a galaxy in the ocean made of jelly fish. lol
Congrats on the 300th episode!!!!
the history of computers was very interesting
I love science live, they’re so interesting!
Comment I love to learn about the advancements of computers .
It’s interesting how early computer technology helped shape the way we use computers today. It amazes me how everyday technologies started with simple but creative ideas.
I love watching these lives!
Learning about the history of computers is fun.
I love science live and it is so helpful.
300th episode??? That’s awesome! Also the history of computers part was really cool!
the billing computer was very interesting to learn about
it is true sharks do have megabites
Thank you for another amazing Acellus live!
It’s surreal to see how far innovation has come!
I liked this episode and learning about 3D printers and computers!!!
im going to take apart a laptop! 💻
Hello! Thank you for another wonderful episode! This series has been incredible, and I’ve loved the ongoing lessons that all tie into one another. Hope the Proteges had help with all those tacos!
Seeing the computer Dr.Billings invented was so cool!
So much interesting stuff I did not know about Computers!
How will printing a object all at once instead of layers on a 3d printer help in people’s everyday lives?
I really enjoyed this episode.
I enjoyed learning more about 3D printers!
I’m going to take apart a laptop with my family! 😁
Can not even imagine how technology is going to become in ten years from now.
That 3d printer segment was really cool
That 3D printer was cool
wow, i did not know that is how AI worked. I am interested in learning about the micro-controller
I loved seeing the all in one computer
What an interesting Science Live! Thank you, Roger Billings!
Its awesome how far we have come with computers and 3D printers
Science is so cool, love the lives!
300th Science Live WHOOO!
I think it’s really cool how you can use resin to three d print.
I didn’t even know jellyfish galaxies existed and it’s wild that it’s taken 8.5 billion years for the light from there to reach us.
This is so cool!
Science live is so educational for me!
3d printers are pretty cool!
Computers are great!!
What creates the tentacles on jellyfish galaxies?
That jellyfish galaxy is so cool.
what 300th episode that cool
How many jellyfish galaxies do we know of?
It’s crazy how far all this technology has come.
I liked the ending, and also I liked when there was the protege because they had no phones laptops and no iPads, when there was no since.. that’s why I looked it
I’m going to build my own computer now!
This was very cool and unique
The history of computers intreges me
I like the History in computer in science live it is really cool for computer 😀
So amazing I love this ! I love learning about the history of computers!
Loved this week’s science live! The 3D printer was really cool
Cool science live 😎
I love this episode
I remember how much slower 3D printers used to be!! I honestly didn’t know if they’d ever get faster!!
Hiii from Alabama
I remember how much slower 3D printers used to be!! I honestly didn’t know if they’d ever get faster!!
Wow that was an awesome video about computer’s; Thank you to everyone who made this video possible.
i liked the info in this video is fun to learn about
the history of computers is such a cool subject.
Love learning about computers!
I always struggled with math as a kid, but Acellus really helped me get confident and try my best. That and with the help of my mom who is also a math teacher.
I love science live so much and I think that it is so helpful.
Science rocks
i love science
the possibility of printing mini robots is awsome
I love Acellus!!!!
3d printers and computers do so much col stuff
Wow, printing that fast and that accurate is just insane
Cool Video
always wanted a 3D printer.
that was so interesting learning about the Billings computer!
Episode 300, but episode 1 in my heart. I love 3D printers 🙂
computers have come a loooong way 🙂
I love science!
I used an 3D printer before, it was fun just took a long time to build
the history of computers is so interesting
Yay 300 episode
Love this episode of Science live
Love science live
episode 300 wow! i loved it.
That’s crazy how far away the jelly fish galaxy is from us.
I like science live
3D printers can do so much.
Area 51 makes mw so happy!!!!
This one was really good! Keep up the amazing episodes
I love computers
I think it’s amazing how technology has gotten this far! 😃
I really appreciate the fact that they manage to keep on uploading these science lives cause a normal person would never have the time and patience to record these keep up the astronomical work love to everyone behind the scenes and on the scene!
Thank you for the science and the live!
3d printing is cool
I think this is very interesting,I loved watching about it!
The history about computers was very interesting.
Science Live is always fun and great way of learning.
I love Acellus
Computers are so fascinating.
The history of computers is always so fun to learn about!
who made the first computer
Hey from Brazil!!!!!!! Science live was cool
Amazing information!
300th episode! also learning about how much computers have improved is so interesting!
Computers are very interesting, thanks.
I hope to purchase a 3D printer!!
I wonder what was first history conspiracy theory
3D printers are amazing
Happy 300th episode!
I have a 3d printer.
3D printers are amazing!
3D printing is so cool!
I couldn’t imagine being Fredrico Faggin, I mean It’d be cool to be able to help and do so much but I would hate having to uproot my family and move that far from all my friends. Also, first Science Live I’ve watched!
The history of computers is so cool!
I didn’t know cutting a pizza is math!
3d printers are awesome! I have one myself.
3d printing is so cool!!!!
I loved this weeks video it really inspired and intrigued me! I love jellyfish too so that’s so cool to know there’s even a galaxy!!
Man I really want a 3d printer
I love science live
The Jellyfish Galaxy in space it was cool and awesome.
Cool learning about 3d printers!
Technology can add so much to our lives.
Innovation has came so far over the years
I want a 3d printer.
Hi, that was an amazing Science Live. It was very educational, and I am very happy that we have micro processors because if we didn’t have them we wouldn’t have Science Live. Dr. Roger Billings I enjoyed learning about your invention. Thank you, and congragulations on your 300th Episode on Science Live.
This is my first science live i have watched so far. Got to say I love it! lots of fascinating things!
Happy 300th episode guys!!!!!! and I love sharks too!
3d printing is so neat!
thats how computers are made
its crazy how advanced computers are
I love science live!
I love acelus gold!
this was an amazing episode. Cant wait to tune in for the next!
It is amazing how many parts have to work together for a computer to work!
Hello from texas I lovee these videos!
wow watching made me realize how far we have really come from just the history of computers
I love learning about history, no matter what it is.
I think it’s very cool how far they have come with how computers looked back then verses how they look now in 2026
I love 3D printers!
I love this sience live
I have a 3d printer!
I like love this
SO COOL
very cool history!
My brother and I really enjoy learning about computers. It is always something new.
I will have to beg my parents for a 3D printer!
The proteges always have something funny to say yet they always give good information.
Learning about computers is very interesting.
The taco computer was cool!
Thanks! This was very interesting!
I thought it was cool when tabis talked about how billing’s made his compter.
I have always wanted a 3D printer they are so cool.
I love the 3d printing part I’ve always been intrigued by those things
I didn’t know you worked with Frederico Faggin to make the first personal computers! Were there other inventors on your team and if so, were they famous inventors too?