Scientists have discovered 26 new bacterial species that survived the extreme sterilization protocols of NASA cleanrooms ...

The human body was never designed for space travel. On Earth, we rely on gravity to shape our bones, an atmosphere to shield us from radiation, and a planet full of living systems that sustain us.

Mars is rich in ice, both on and under its surface—with more predicted to lie farther below its dusty exterior. If future astronauts were able to access it, they could use that ice to build hardy ...

Baker’s yeast (Saccharomyces cerevisiae) is an indispensable ingredient in making bread, beer, and biotechnology products. But this humble organism also holds clues to something more cosmic – how life ...