293: A Fiction of Light

Why can you see the outline of the full moon during a crescent moon? What do I do with a surplus of basil plants? How do I make amends with my mom? How do light particles not bump into each other and mess up their trajectories? Are Hank and John aware of how American they are? Wh ...  Show more

How do I adjust to a new school? Are ducks up to something? Why are puzzles so satisfying? Do ocean mammals drink salt water? How did Hank come up with 2D glasses? If the sun disappeared, would earth eventually find another star to orbit? …Hank and John Green have answers!If you' ...  Show more

So why don't we have mouth Roombas? Is the universe full of chickens? What scientific advances are happening? What was the first internet purchase? How do I convince my parents to let me check a bag? What is Twitter? What's the difference between a telescope and a camera? Are ...

Does climate change freak you out? Want to know what we, collectively, can do about it? Us too. How to Save a Planet is a podcast that asks the big questions: what do we need to do to solve the climate crisis, and how do we get it done? Join us, journalist Alex Blumberg and scien ...  Show more

We’re headed back to Mars – Neil deGrasse Tyson and comic co-host Chuck Nice explore NASA’s Perseverance rover and its red planet mission with NASA Chief Scientist Jim Green.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here ...

#085 Rebroadcast

Well here in Texas, we just suffered through an intense freeze. And many a plant became a casualty of the cold, but why? What's going on at the molecular level that causes freezing temperatures to be bad for many plants? And is t ...