PBS

Signs of Life on Mars? NASA's Discovery, Explained

Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life. NOVA is ...
PBS

The Changing Face of Mars

A look back at the Jet Propulsion Laboratory's first roles in exploring the Red Planet. The Changing Face of Mars reveals, through archival footage and interviews with key scientists and engineers, ...
PBS

Will Mars or Venus Kill You First?

Our neighboring planets are not exactly the most hospitable places. Humans have been talking about space colonization for quite some time, but our neighboring planets are not exactly the most ...
PBS

Marsquakes indicate a solid core for the red planet, just like Earth

CAPE CANAVERAL, Fla. (AP) — Scientists revealed Wednesday that Mars’ innermost core appears to be a solid hunk of metal just like Earth’s. The Chinese-led research team based their findings on seismic ...
Standard-Examiner

Brokaw: ‘What are UFOs?’ documentary airs on PBS’ ‘Nova’

With all the sightings of strange objects in the sky, people have been wondering for decades what these things can be. Whether it’s Roswell or Area 51, people have been convinced there have been ...
PBS

Signs of Life on Mars? NASA's Discovery, Explained

Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life.