Hints of ancient microbes in Martian rocks and a revived theory about our cosmic ancestry are forcing scientists to rethink where the story of life really began. Instead of a warm little pond on early ...

Time moves differently on Mars — not in the Tibetan philosophy sense of the word, but in a measurable, physics-will-ruin-your-mission kind of way that's giving NASA engineers a real headache. As the ...

Life on Earth might not be as Earthly as we think. A recent research published in The Conversation explores a revived and compelling theory: that the earliest forms of life could have originated on ...

Life on Mars may have been found — before it was accidentally destroyed during a NASA mission nearly 50 years ago, one scientist has suggested. In 1975, just six years after Apollo 11 touched down on ...

For the past few decades, the hunt for signs of alien life on Mars has been one of NASA's biggest endeavors, leading to the creation of the Mars Sample Return, allowing us to study Martian samples ...

Mars is known as the Red Planet, but scientists are still learning about what gives the planet its distinctive color. New research shows why the planet's surface has its rusty hue, and the findings ...

A climate change theory for Earth can be applied to Mars and possibly to other Earth-like planets, report a Brown geoscientist and two colleagues in the Sept. 26 issue of Nature. Orbital forcing of ...

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