The most powerful cosmic rays in the universe currently have no explanation. New research suggests that exotic, self-annihilating particles in our own galaxy may hold the answer.

Here we explore why our sun won't live forever and what will happen when it finally runs out of fuel. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

The second hypothesis is astrophysical in nature. It suggests that the after-effects of a near-Earth supernova could have caused cosmic radiation to become temporarily more intense 10 million years ...

Explosions in the sky and explosions on land are literally worlds apart. A supernova and a land mine explosion don't seem like they would have much in common. But at the fine level, their ...

Body Dimensions 170.6 x 78.3 x 9.5 mm (6.72 x 3.08 x 0.37 in) ...

This infrared image from the James Webb Space Telescope, released by NASA on Aug. 31, 2023, shows internal details of the evolving supernova 1987a that have never been observed in the visible spectrum ...