Astrobiologists in Germany are developing a new testing device that could help tease dormant alien microbes into revealing themselves — and its key ingredient is a common amino acid that’s found in ...

Finding bacteria in extreme environments, like at thermal ocean vents or in the sulfur pools at Yellowstone, isn't all that novel. In 1991, remote-control robots brought out samples of pitch-black ...

A bacterium that can not only withstand but thrive on arsenic has been discovered by NASA scientists at the bottom of a Californian volcanic lake. That the bacteria can live on such a toxic substance ...