Program: NOVA | Type: Full Video | Aired: 2019-07-24

The Planets: Mars

Mars was once a blue water-world studded with active volcanoes. But when its magnetic field and protective atmosphere faded, it became the frozen desert planet we know today. With so many necessary elements in place, did life ever form on Mars?

PBS’ premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

More Episodes

NOVA Image

Hunt for the Oldest DNA

Follow the quest to recover DNA millions of years old for the very first time.

NOVA Image

Building the Eiffel Tower

Explore the engineering behind Paris’s iconic landmark, the tallest structure of its time.

NOVA Image

Easter Island Origins

New evidence reveals the real story of Easter Island and the builders of its stone heads.

NOVA Image

When Whales Could Walk

Giant fossils uncovered in the Sahara Desert reveal new secrets of how whales evolved.

The Planets: Mars