These cosmic filaments contain 12 trillion solar masses of 10-million-degree gas, helping solve the "missing matter" mystery.

Researchers at Tampere University and their collaborators from Germany and India have experimentally confirmed that angular ...

A longstanding mystery of the periodic table involves a group of unique elements called lanthanides. Also known as rare earth ...

You're not imagining it—some changes really are harder than others. Here's how to tell the difference before you waste energy on the wrong approach.

The legacy of astronomer Vera C. Rubin, for whom the observatory was named, was not just the way her work revolutionized ...