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. 

How does a rover keep driving on a planet with no gas stations? Shonte Tucker, Sabah Bux and Rob Manning power us through the ways Mars rovers keep going. 

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

If an asteroid were hurling through space, making a beeline straight to Earth, how would humans prevent it from doing what it did to the dinosaurs? Would we bomb it? Would we shoot lasers at it like a scene from Hollywood's latest sci-fi flick? Well, the folks at NASA have design ... Show More

Scientists are constantly searching for asteroids that could crash into Earth. But if they find one, will they be able to do anything about it? NASA has launched a spaceship that will slam into an asteroid to find out. For more, go to http://vox.com/unexplainable It’s a great pla ... Show More

A new era for humankind - Nasa experiment smashes asteroid. 

Two stars hitting each other has been described as ‘cataclysmic’. What does that mean? 

How do scientists find out if an asteroid might hit our planet? And what do they do if it’s on a collision course with Earth? We’ll meet a planetary defender - an astronomer who uses radar telescopes to defend our planet from space rocks! Edgard Rivera Valentín grew up in Puerto ... Show More

The Astronomy, Technology, and Space Science News Podcast.<br />SpaceTime Series 25 Episode 91<br />*Was there a second dinosaur killing asteroid impact<br />Scientists have discovered a massive asteroid impact crater in the North Atlantic Ocean which may have hit Earth at the sa ... Show More