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

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

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 ...