How can we bring rocks back from Mars?

Daniel and Kelly talk about what it means to be a physics fudge factor and whether DM is fudgy or solid science.See omnystudio.com/listener for privacy information. 

Dr. John Hutchinson is back to help Kelly and Daniel answer listener questions about how fast animals can grow, how fast animals can go, and whether animal size impacts average lifespans. Also, cheese.See omnystudio.com/listener for privacy information. 

This time Dr Becky Smethurst and Izzie Clarke discover why it’s touch and go when it comes to returning asteroid samples to Earth and hear how we’ve been exchanging spit with Mars since the dawn of the Solar System. The team is joined by Dr Sara Russell, a meteorite researcher at ...  Show more

Ever wonder how engineers on Earth operate Rovers on another planet? It's not as easy as you think. Listen to our podcast with NASA JPL mechanical engineer Brian Franz who has worked on both the Perserverance and Curiosity Rovers on MARS!! He gives us a peek behind the scenes of ...  Show more

Mars was once a very different planet, with rivers, lakes, and — potentially — life. NASA’s latest Mars rover is on a mission to find traces of past life. What happens if it does? This is the third episode of our new four-part series, Lost Worlds. For more, go to http://vox.com/u ...  Show more

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