Short Stuff: The Mars Rock with Signs of Life...

You can make a pretty good case that the rise of opinion “news” and filter bubbles on cable tv created the current cultural and political schism that plagues American society. How did it start? Where did it come from? And what the heck can we do about it?See omnystudio.com/listen ...  Show more

Back in the day, broadcasters were bound by law to provide contrasting opinions on political matters. Why? Because of the Fairness Doctrine. What happened to it? Listen to this classic episode and find out. See omnystudio.com/listener for privacy information. 

It’s the central question for the current generation of Mars missions. Since the first close-up pictures of the red planet back in 1965, decades of space missions have revealed our neighbouring planet to be cold, rocky and sterile. But there are hints of a more dramatic past; ...

Twenty years after NASA landed the first rover on Mars, theorists believe there’s more to the Red Planet than reported. Has NASA uncovered hints of an ancient civilization? Did our ancestors receive help from the Martians? Or better yet, is man already colonizing Mars? Learn more ...  Show more

From the ancient Egyptians to 16th-century scientists to NASA today — fascination with the Red Planet spans thousands of years. But Mars holds endless mysteries. How close are we to finding them out? Learn more about your ad choices. Visit podcastchoices.com/adchoices 

Half a mile below the surface of the earth, in a cave too hot to explore without an ice-packed suit, NASA scientist and Nat Geo explorer Penny Boston clambers around glassy crystals that are taller than telephone poles and wider than dinner tables. But it's not The Crystal Cave's ...  Show more