Fingertips burning, I can barely hold my phone steady as Arctic wind whips daggers across my cheeks. My thermal vest has ...

A private spacecraft on a pretty badass mission has sent back footage of the far side of the Moon, on its way to land in the ...

A nearby supernova that peppered the Earth with cosmic rays 2-3 million years ago has been blamed for an upsurge in viruses ...

Unlike on Earth, where the atmosphere and planetary magnetic field provide a shield from space radiation, astronauts are ...

The human body was not built for spaceflight, with its microgravity conditions, exposure to high-energy radiation and other ...