On a battered rock in an ancient Martian riverbed, a pattern of dark, rounded patches has jolted planetary science. These “leopard spots” do not just look strange, they line up uncannily with what ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

A study by scientists at Penn State and NASA shows that intact biomolecules from dormant microbes break down much more slowly ...

In a quiet corner of an ancient riverbed on Mars, a speckled rock has pushed the search for extraterrestrial life into its most tantalizing phase yet. NASA now says the layered stone, drilled by the ...

Mars-like shock and chemical stress reveal ribonucleoprotein condensates as a key survival mechanism in yeast. Life on Mars, ...

Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for the presence of water ice. When you purchase through links on our site, we ...