By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's climate.

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Camera Captures Mars site with Signs of Water — and Scientists Say It’s Ideal For Human Settlement "Life on Mars" is a dream ...

A Clue That Water May Have Once Flowed There Mars, becoming a home for humans, is a hypothesis is one we've been trying for ...

Professional astrologer Steph Koyfman reads your monthly horoscope—and spells out how it may shape your travels.

Find breaking science news and analysis from the world's leading research journal.