Did we find signs of life on Mars?

Can microbes travel through space on meteorites? It’s an idea called “lithopanspermia,” and to work out if it’s even feasible, some researchers decided to shoot microbes — with a gun. Guests: K.T. Ramesh, professor of science and engineering at Johns Hopkins University; Lily Zhao ...  Afficher plus

For the first time in over 50 years, humans have gone to the moon and back. And this time, NASA says we're going to stay. NASA's planning for more missions, a permanent moon base, and even a mission to Mars. But there's a pretty big question hanging over all these dreams: Can hum ...  Afficher plus

A paper published by the Centers for Disease Control and Prevention argues that Chagas disease is now endemic in the U.S. Koalas may finally be spared from a deadly epidemic. Meanwhile NASA’s Perseverance Mars rover has uncovered tantalizing clues about potential ancient microbia ...  Afficher plus

SpaceTime Series 27 Episode 45 *Perseverance collects its 24th sample on Mars NASA’s Mars Perseverance Rover has just collected its 24 geological sample from the surface of the red planet.  The drill core offers new clues about Jezero Crater and the lake it may have ...  Afficher plus

SpaceTime Series 27 Episode 135 *Could Uranus Moon Miranda Have a Subsurface Ocean? A new study suggests that Uranus' moon Miranda may harbour a liquid water ocean beneath its peculiar jigsaw-like surface. The findings, published in the Planetary Science Journal, challenge existi ...  Afficher plus

Many missions are working to understand Mars' past habitability, but could there still be microbial life on the red planet today? This week on Planetary Radio, we discuss the proposed Mars Life Explorer mission with Amy Williams, assistant professor of geology at the Universit ...