Carbon, a building block for creating life, has been detected in a Martian meteorite that landed on Earth, according to a Carnegie Institution for Science study.

WASHINGTON, May 24, 2012 /PRNewswire-USNewswire/ -- NASA-funded research on Mars meteorites that landed on Earth shows strong evidence that very large molecules containing carbon, which is a

Astronomer Jill Tarter, who has been heading up the SETI Institute for 35 years, will be giving up the reigns of the alien hunting organization to a colleague.

SAN MATEO, Calif., May 21, 2012 /PRNewswire/ -- A NASA-inspired competition is challenging citizen scientists to build hardware for collecting microorganisms at the edge of space. Citizen

The idea of discovering a new form of life has not only excited astronomers and astrobiologists for decades, but also the wider public.