World’s Best Speakers
July 02, 2025 • EPISODE 272
Step inside the brand-new Acellus Conference Center in this exciting episode of Science LIVE! Roger Billings gives a behind-the-scenes tour of the new facility and unveils big news about the upcoming Acellus World event. Plus, hear how this space is designed to feature some of the world’s best speakers.

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 »



Golden ratio is so cool!!
I love getting to watch these!
This show is awesome!
I didn’t know the Golden ratio was in everything. In our DNA, plants, building’s, and painting’s.
The golden ratio is such an awesome discovery!
Thank you, Acellus for this awesome Science LIVE! I enjoyed learning about the Golden Ratio. Thank you, Mr. Tobias for introducing me to this topic. I love you, Acellus!!! Especially Roger Billings and Pajet Monet.
I love watching these
Love this!
The Golden ratio is a ratio from the greek letter phi, the golden ratio also is broken down is the whole is to the larger part as the larger part is to the smaller part artists and archieves have used this for centries to create aesthetically pleasing designs.
Golden Ratio is mind blowing!!!!!
That’s awesome that some students had the chance to be in the Acellus building where Science Live recorded! Thank you for Science Live!
Science live is like music to my ears lol
This actually was so interesting! I didn’t know all the components that went into such a simple concept.
I’m very big on music, i appreciate you teaching me the science behind the speakers.
The jokes get me every time 😅
The golden ratio is so interesting!!
It’s amazing how the back of the stage is a really big screen
Science live are fantastic so excited when one come out!!!
Wow! the golden ratio sounds amazing!🤩
Maybe i’m bias but Roger Billings is my favorite!
Science live is awesome!
I appreciate the way you use analogies and break down info to deliver it. Straight forward and interesting, thank you! And fun Fibonacci sequence!
Never knew what the golden ratio was until I saw the science live!!!
r-51 is amazing and so funny
Where is the Science Live recorded?
How old is the golden ratio?
I never really knew what the golden ratio was, and now that I know I gotta say it’s pretty amazing
The golden ratio sounds amazing.
The speakers look amazing.
I love that our bodies, even our DNA, and all of nature contain the Golden ratio!
I think that the golden ratio is super cool!
Love science live!
The golden radio was cool!
The behind the scenes was my favorite part!
The behind the scenes stuFF WAS SO EPIC.
loved the behind the scenes aspect of this episode
This episode was very fascinating! I love rewatching episodes to retain the information.
I love Tobias’s talk about the golden ratio!
Wow! I loved learning about the golden ratio!
I loved the robot talk from John!
Seeing the behind the scenes was really cool. Love the episode!