Researchers found signs of water-rich fluids on a 4.45 billion-year-old zircon grain from the Martian meteorite NWA7034, known as Black Beauty, found in the Sahara Desert in 2011 ...
"The emerging picture is that early Mars and Earth had something in common – both were wet. It is known from analysis of the ...
Simulations reveal how a super-Earth near Mars could destabilise Earth's orbit and climate, jeopardising life.
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