Mars is rich in ice, both on and under its surface—with more predicted to lie farther below its dusty exterior. If future ...

Earth-based lifeforms known as lichens may be tough enough to survive on Mars, a new study suggests. Scientists came to this conclusion after blasting the lichens with a year's worth of Martian ...

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.

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 ...