Nitric Oxide Crisis
February 26, 2025 • EPISODE 254
Have you heard of nitric oxide and do you know why it matters? Learn more in this episode of Science LIVE as Roger Billings takes us back to 1972 and the General Motors Urban Vehicle Design Competition. Discover how he tackled the challenge of nitric oxide emissions and why his hydrogen-powered car had a cleaner exhaust than even the electric entries—with zero emissions!

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 »



this story is really exciting but really after all those fails he still did not give up. That is what I like about Dr. Roger Billings
Really great to see how Billings ended up working with his nemesis after the zero-pollution car competition. Truly a testament to how science brings people together.
Using hydrogen to power a car is truly amazing! 👏
its interesting how we got the scans of earth looks really cool
wow this was life changing. thank you mr. billings
Roberts drawings of the microscope insects were amazing. Such talent
Now i see why we need hydrogen and for ours cars. But what else could it benefit us?
this video was one of the most interesting videos I’ve watched!
with big achievements come big challenges.
R51 is so funnyyyy! Eliminating pollution is really badly needed for the health of the world!
I didn’t know that about nitrous oxide. I liked learning about this.
hydrogen is so cool
Wow! I never knew that!
The patience Robert had for drawing those insects is crazy!
I would buy that ice in a pan R51R51R51R51
I loved how Mr. Billings kept his cool and thought through the issue, it shows how much of a leader he is.
How long has elons spaceship been in space
This one was very interesting!
this one was a really interesting episode!!!
How long did the nitric oxide crisis last for?
Love this!
nitric oxide is so interesting!
Nitric oxide is so cool! Love this.
Awesome video, 素晴らしいビデオ, 很棒的視頻, φοβερό βίντεο, vídeo impresionante, I love this video 🩷, このビデオが大好きです🩷, 我喜歡這個影片🩷, Λατρεύω αυτό το βίντεο 🩷, Me encanta este vídeo 🩷!!!!!!!!!!!!!
nice!!
hi every one
It’s nice that you’ve been teaching about this kind of stuff. It’s nice to learn about.
That’s really cool.
This was very interesting
you just made hydrogen become interesting to me!
can adding more hyrdogen cars benifit our economy ?
Way to keep is green Dr. Roger Billings!!
cool video!
really interesting video
Loved this video!😻
I would love to see what type of breakthroughs could be made in the future with hydrogen fuel.
loved this video
Hydrogen cars seem so cool and they would benefit the environment
so cool
this was a awesome video
lol r 51 is really funny today! Keep up the good work.
that is really cool