Distant Aliens & Space Dinosaurs with Li...

How small is a molecule? What is the color of light? How can quantum physics spoil food? Neil deGrasse Tyson and comic co-host Chuck Nice visualize a molecule’s actual size, break down the different colors of light, and the physics of what’s going on in your fridge. NOTE: StarTal ... Show More

What is infinity? Neil deGrasse Tyson and comedian Negin Farsad explore whether we are in a finite universe, the issues with infinity, string theory, and more with theoretical physicist Stephon Alexander.Originally aired April 11, 2023. NOTE: StarTalk+ Patrons can listen to this ... Show More

Is there life in the Venusian Clouds? Neil deGrasse Tyson and comic co-host Chuck Nice are joined by planetary astrobiologist David Grinspoon to discuss NASA’s return to Venus, our space future, and whether we’ll find life in our solar system. NOTE: StarTalk+ Patrons can listen t ... Show More

There's perhaps no bigger "What If" that will ever be asked. As long as we have been able to look up at the stars and understand the vastness of space, humans have pondered whether we are indeed alone in the universe. But perhaps no one has "been on the case" in a more serious wa ... Show More

Learn about how culture plays a role in feeling sick; that time scientists measured all the light in the known universe; and what Jurassic Park got wrong about the Dilophosaurus, that venomous dinosaur with the frilly collar.Culture plays a role in feeling sick by Kelsey DonkRese ... Show More

Go to www.greenchef.com/WHATIF90 and use code WHATIF90 to get $90 off, including free shipping. It's been a long strange journey for Nobel Prize winning astronomer Didier Queloz. In 1995, he and his team discovered the first "Exosolar Planet" i.e. an Earth-like planet orbiting a ... Show More

Sign up for the Great Courses Plus today and enjoy the first month for free: https://bit.ly/podcast-great-courses-plus We know the history of this planet and asteroids isn't good...just ask the dinosaurs. So, what if we were faced with the same situation now? How much time wou ... Show More

It's a beautiful night—the sky is clear, the stars are twinkling. You see a shooting star! Or is it a comet! Maybe a meteor? Whatever it is, it’s gone in an instant. But what if that whirring bit of space were headed... straight towards the Earth, not past it? Yeah, not so cute. ... Show More

Are we alone in the universe? It’s a question we’ve been asking for millennia. Now we’re on the cusp of learning the answer. Frank Drake—one of the most vocal (and brilliant) askers—has spent the past six decades inspiring others to join him in this quest. Now, a new generation o ... Show More

So imagine that all of the reports of UFO's, visitations and alien abductions were true...but sort of not? Confused? How about instead of "aliens" being alien, they were actually humans travelling back in time from the future to study their origins as a species? This is the thesi ... Show More

Sign up for the Great Courses Plus today and enjoy the first month for free: https://bit.ly/podcast-great-courses-plus Not like we don't have enough things on our mind...but in case you don't, "What If we blew up an asteroid?". Assuming we'd be considering this, it'd be safe t ... Show More

Sign up for Policy Genius today: https://bit.ly/policy-genius-what-if-discussed The Hubble telescope has helped discover over 4100 exoplanets in recent years, some of those being categorized as "Super Earths". But what exactly does that mean? What makes them so "Super"? Are th ... Show More