Jessica Meir

"Space Songs" is a YouTube concert event, sharing songs about space and isolation to celebrate how extreme situations can bring out the very best in us all and why there’s no challenge we can’t face together. Hosted by Tested’s Adam Savage, the concert featured special guests and performances by Sting, Clipping, Ben Gibbard of Death Cab for Cutie, and more.

Twin astronauts Scott and Mark Kelly were separated for almost a year, undergoing intensive measurements when one was in space and one was on Earth. But that was only the beginning of their scientific odyssey. "Beyond A Year in Space," PBS and Time's follow-up documentary to last year's — which followed Scott Kelly from launch to landing — chronicles Kelly's return to life on Earth and the extensive medical testing the duo undergo to determine exactly what changes have occurred as a result of his record-breaking stay on the International Space Station. The documentary also follows two new astronauts, Jessica Meir and Victor Glover, training to go even further.

John Krasinski highlights some good news from around the world.

Ten years on from the original Frozen Planet, this documentary series takes audiences back to the wildernesses of the Arctic and Antarctica and tells the complete story of the entire frozen quarter of our planet that’s locked in ice and blanketed in snow.