Related topics: magnetic field · laser · sun · nasa

Astronomers find quasars are not nailed to the sky

Until recently, quasars were thought to have essentially fixed positions in the sky. While near-Earth objects move along complex trajectories, quasars are so remote that they were believed to offer stable and reliable reference ...

Image: Cold plasma tested on ISS

Low-temperature plasma – electrically charged gas – that was originally tested aboard the International Space Station is now being harnessed to kill drug-resistant bacteria and viruses that can cause infections in hospital.

Astronomers deliver first photo of black hole

Astronomers on Wednesday unveiled the first photo of a black hole, one of the star-devouring monsters scattered throughout the Universe and obscured by impenetrable shields of gravity.

page 3 from 23