Every gift supports trustworthy, mental health reporting — and it's matched dollar for dollar through Dec. 31. Researchers ...

Planets are being born right now, and we can finally see it happening. This video reveals how modern telescopes like ALMA, ...

In the dense environment of the early universe, dark matter particles would collide with, and annihilate, each other, releasing energy in the process. This energy could heat the hydrogen and helium ...