Nature Geoscience

Greenland ice stores liquid water year-round

Researchers at the University of Utah have discovered a new aquifer in the Greenland Ice Sheet that holds liquid water all year long in the otherwise perpetually frozen winter landscape. The aquifer is extensive, ...

Dec 22, 2013 4.1 / 5 (11) 1 | with audio podcast

The overprotection of Mars?

A recent commentary paper published in the journal Nature Geoscience argues that planetary protection policies and practices designed to guard solar system bodies from biological contamination from spacec ...

Nov 19, 2013 4.4 / 5 (17) 16 | with audio podcast

Oxygen, phosphorous and early life on Earth

Two billion years ago the Earth system was recovering from perhaps the single-most profound modification of its surface environments: the oxygenation of the atmosphere and oceans. This led to a series of major changes in ...

Nov 17, 2013 5 / 5 (1) 0 | with audio podcast