Parts of the Americas was treated to a Total Lunar Eclipse (also known as a "blood moon") in March. Credit: NASA/JPL-Caltech ...

There are huge, invisible structures in the ionosphere that are high above the surface of the Earth. These structures are ...

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...

To simulate menstrual fluid, the team used glycerol, a thick liquid similar in consistency to blood. In both pre-flight and ...

After taking a closer look, however, the team realized that the only viable source for the burst was NASA’s dead Relay 2, a ...

This research aims to protect astronauts’ visual processing and perception in microgravity. Whitson later turned her ...

The first astronauts in more than 40 years from India, Poland and Hungary have arrived at the International Space Station, ...

NASA says ISRO's Myogenesis study explores muscle cell regeneration in space, as microgravity affects mitochondria and causes astronauts to lose muscle mass.

This device measures brain activity using near-infrared light. The goal is to see if astronauts can use their brain signals ...

The South Pole Telescope has mapped our skies in more detail than ever before, strengthening our understanding of dark energy ...

A newly discovered radio halo, 10 billion light-years away, reveals that galaxy clusters in the early universe were already steeped in high-energy particles. The finding hints at ancient black hole ...

Legally mandated U.S. national climate assessments seem to have disappeared from the federal websites built to display them, ...