Researchers at the California Institute of Technology (Caltech) have discovered evidence for an ancient delta on Mars
Lake Vostok is so dark, deep and cold that scientists had considered it a possible model for other planets, a place where nothing could live.
Researchers from the University of Hawaii at Manoa NASA Astrobiology Institute (UHNAI) have discovered high concentrations of boron in a Martian meteorite
It seems life may have received a boost from asteroids smashing into the surface of Earth early in its life.
Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by water.
A UK-Canadian team of scientists has discovered ancient pockets of water, which have been isolated deep underground for billions of years
NASA's Mars rover Curiosity just might be the latest in a long line of Mars-exploring robots to discover the building blocks for primitive life on the Red Planet.
Following last week’s announcement that Curiosity had found conclusive evidence that Mars was once capable of supporting life
Scientists said Sunday they had discovered an unexpectedly large and active community of single-cell organisms living on the Pacific sea floor
An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could have supported living microbes.
When it comes to life across the cosmos, the universe might just be an "awful waste of space" after all.
Algae-like structures inside a Sri Lankan meteorite are clear evidence of panspermia, the idea that life exists throughout the universe, say astrobiologists.
The species of bacteria, whose traces were found in probes of water from Lake Vostok, do not belong to any of the 40-plus known subkingdoms of bacteria
Astronomers are coming to believe that some of the solar system's moons might be more likely places to search for life than Mars.
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