NASA's hunt for alien life may be undermined by its own instruments, according to a group of leading astrobiologists who warn that current tools and mission designs are likely missing subtle, but ...

For decades, the search for extraterrestrial life has hinged on a straightforward idea: point a telescope or land a probe, ...

Scientists may have found a powerful new way to hunt for alien life — not by searching for specific molecules, but by looking for hidden patterns in how those molecules are organized. Researchers ...

Researchers found biological samples display unique molecular diversity patterns absent in nonliving chemistry.