Earliest evidence of life found: 3.49 billion years ago
New formula for fast, abundant hydrogen production may help power fuel cells
Scientists in Lyon, a French city famed for its cuisine, have discovered a quick-cook recipe for copious volumes of hydrogen (H2).
A fizzy ocean on Enceladus
For years researchers have been debating whether Enceladus, a tiny moon floating just outside Saturn's rings, is home to a vast underground ocean. Is it wet--or not? Now, new evidence is tipping the scales. ...
Ancient fresh water lake on Mars could have sustained life, Curiosity researchers show
Scientists have found evidence that there was once an ancient lake on Mars that may have been able to support life, in research published today in the journal Science.
How would humans respond to first contact from an alien world?
According to Star Trek lore, it is only 51 years until humans encounter their first contact with an alien species. In the movie Star Trek: First Contact, on April 5, 2063, Vulcans pay a visit to ...
Study tests theory that life originated at deep sea vents
One of the greatest mysteries facing humans is how life originated on Earth. Scientists have determined approximately when life began (roughly 3.8 billion years ago), but there is still intense debate about ...
Life on Mars hopes fade after methane findings (Update)
Hopes of finding life on Mars suffered a setback after new findings from NASA's Curiosity rover detected only trace amounts of methane gas in the Red Planet's atmosphere, a study said Thursday.
Martian 'blueberries' could be clues to presence of life
(Phys.org)—A discovery at The University of Western Australia that microbes helped shape rare spheres of iron-oxide on Earth may aid the newly landed Curiosity Rover in its search for the first verifiable ...
Life on Mars? Maybe not: NASA rows back on findings
NASA downplayed Wednesday talk of a major discovery by its Martian rover after remarks by the mission chief raised hopes it may have unearthed evidence life once existed on the Red Planet.
Drilling Down into Mars
(PhysOrg.com) -- NASA's Phoenix lander revealed water ice mere inches beneath the martian surface, and chemical evidence from the landing site strongly hints that the region is habitable. But learning whether ...
Could life survive on Mars? Yes, microbiologist says
Researchers at McGill's department of natural resources, the National Research Council of Canada, the University of Toronto and the SETI Institute have discovered that methane-eating bacteria survive in a ...
Ancient microbes discovered in bitter-cold Antarctic brine
Where there's water there's life – even in brine beneath 60 feet of Antarctic ice, in permanent darkness and subzero temperatures.
UNL discovery has implications for finding life on Earth, Mars
(Phys.org) -- Moqui marbles, unusual balls of rock that can be found rolling around the southwestern U.S. sandstone regions, were formed roughly 2 million years ago with the help of microorganisms. This discovery ...
Searching for life on Mars
The first and only attempts to search for life on Mars were the Viking missions launched in 1975. Now scientists are suggesting the next decade of robotic probes sent to the red planet should make the search ...