How big can a comet get?

Daniel and Kelly answer questions about the expanding universe, how sleep aids impact sleep quality, and what characteristics might make aliens better adapted for interstellar travel.See omnystudio.com/listener for privacy information. 

Daniel and Kelly welcome Dr. Scott Solomon back on the show to talk about his new book Becoming Martian: How Living in Space Will Change our Bodies and Minds.See omnystudio.com/listener for privacy information. 

After our sun dies, it and many other stars will eventually crystallize. Learn how astrophysicists figured this out -- and how it works -- in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for pri ...  Show more

In this episode, Robert and Julie interview astrophysicist Neil deGrasse Tyson. What does the planet's leading science communicator have to say about the future of space travel, mind-blowing cosmology and the science in America? Listen in to find out.

A super massive black hole broods at the center of our galaxy. In this Stuff to Blow Your Mind two-parter, Robert and Joe discuss just what that means -- and doesn’t mean -- for humanity, our solar system and our future.  Learn more about your ad-choices at https://www.iheartpodc ...  Show more

How can advertising evolve to respect the growing privacy concerns of consumers? In this episode of Stuff to Blow Your Mind, Robert and Joe discuss the future of artificial intelligence in digital advertising with Sheri Bachstein, Global Head of Watson Advertising and The Weather ...  Show more