<p>Dr. Celine Gounder — a member of President-Elect Joe Biden’s COVID-19 Advisory Board — answers all of your questions about the Moderna and Pfizer vaccines and details an ambitious plan to vaccinate a third of America.</p>

The Greatest Invention of All Time Is ... TIME!

Bill Nye is on a mission to change the world — one voicemail at a time. Bill and science writer Corey S. Powell take your burning questions and put them to the world's leading experts on just about every topic in the universe. Should you stop eating cheeseburgers to combat climate change? Could alien life be swimming inside the moons of Jupiter and Saturn? Does your pet parakeet learn to sing the way that you learned to speak? Bill, Corey, and their special guests will answer those questions and convince you that... science rules!