Season Two, Episode 2: Impact!

In this season 4 finale, Gentry Lee and Rob Manning reveal how surprises, hidden flaws, and uncertainties have always been a part of rovers and the exploration of Mars. 

Aaron Yazzie and others explain how, by scooping dirt and drilling rocks, rovers are digging deeper into the mysteries of Mars. 

Last fall, a NASA spacecraft slammed into an asteroid to test a way to avert a disaster on Earth. So are we safe now? For more, go to http://vox.com/unexplainable It’s a great place to view show transcripts and read more about the topics on our show. Also, email us! unexplainabl ...  Show more

Imagine a giant asteroid is out in space and headed on a collision course with planet Earth. Your mission, is to annihilate this giant mass of space rock before it can even get close. What do you do? How do you do it? Join Mindy and Guy Raz as they travel through time and space t ...  Show more

66 million years ago, an asteroid hit our planet triggering global wildfires, an impact winter, and the end of the Age of Dinosaurs. Could you make it through the darkest days of planet Earth?--Eons is a production of Complexly for PBS Digital Studios.If you'd like to support the ...  Show more

Is there a killer asteroid with Earth’s name on it? The dinosaurs ruled for many millions of years before coming to their violent end. Will humanity prevail or are we doomed to succumb like the dinosaurs? It’s a question that will keep you up at night. No wonder our listeners Zar ...  Show more