NASA astronaut Don Pettit demonstrates zero-gravity conditions aboard the ISS.

There was a sharp rise in flu cases in Italy in the week of January 6-12, the Higher Health Institute (ISS) reported, saying ...

The scenario in which space debris collides and creates more debris is called Kessler Syndrome, named after the NASA ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...