Spend months in space, and you could develop cancer.

October 2, 2018

A round-trip to Mars delivers the equivalent of 600 chest x-rays.

September 20, 2018

There's still no proof cell phones are bad for your health.

December 19, 2017

They acknowledged "extremely high contamination" above the Ural Mountains.

November 22, 2017

The exponential increase of the destructive power of nuclear weapons is almost unimaginable.

November 13, 2017

This wouldn't bode well for any life on the surface.

October 2, 2017

The first Mars explorers may face more danger than we thought.

September 26, 2017

Until now, we didn’t think water could do this.

August 25, 2017

“It was so bright, it could have been seen through binoculars.”

August 2, 2017

We just learned something entirely new about our universe.

May 24, 2017