The only known case of a human brain being turned to glass, that of a man caught in the 79 AD eruption of Vesuvius at the Roman town of Herculaneum near Pompeii, has been solved. The man's brain ...

Mount Vesuvius was so hot it turned a man’s brain into glass when it erupted, fascinating new research shows. A piece of dark ...

After dusk on Friday night, seven planets are expected to align in the night sky. But you'll need binoculars or a telescope to see them all.