Knowing that you're living with radiation sources might make you feel like there are scary dangers lurking around your home.

Mars is closer than ever, but the human body isn’t ready. Inside the biological war against radiation, microgravity, and ...

Satellite data reveal that a weak region in Earth's magnetic field has grown by an area roughly half the size of continental ...

High-energy space radiation will threaten the Mars settlements that Elon Musk hopes to build with SpaceX, as well as NASA outposts for astronauts.