A bright star visible without a telescope has puzzled X-ray astronomers for decades, producing high-energy radiation that no ...

When faraway stars explode, they send out flashes of energy called gamma-ray bursts that are bright enough that telescopes back on Earth can detect them. Studying these pulses, which can also come ...

A hidden white dwarf feeding on the star is the source of the unusual X-ray emissions from the stellar system.

June 25 (UPI) --Weak gamma-ray glows appear to precede lightning strikes and accompanying gamma-ray flashes under certain conditions. Over the last several years, researchers at the University of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. HUNTSVILLE, Ala. — In an exciting ...

Led by researchers from NYU Grossman School of Medicine and Hungary's University of Szeged, a new study in mice and rats found that restoring certain signals in a brain region that processes smells ...

Dense knots of dust in otherwise normal galaxies dim the light of a dark gamma-ray burst (center). The dust absorbs most or all of a burst’s visible light but not higher-energy X-rays and gamma rays.

Scientists generally agree that the universe is expanding, and that the rate of expansion is accelerating, but exactly how fast that’s happening is up for debate. Now, astrophysicists at Clemson ...

A new study reports a cost-effective and more rapid method of viral inactivation in an effort to increase the appeal of inactivated viral vaccines against the ongoing coronavirus disease 2019 ...