Here's the science and psychology behind why drinking a warm glass of milk may help you fall asleep.
The sun is in its main sequence, but how do scientists know when our nearest star will begin to call it quits?
During the last ice age, five mammoths — a baby, two juveniles and two adults — died at a "graveyard" in what is now the United Kingdom.
Comet Leonard may be sparking meteor showers at Venus this weekend during a relatively close approach of the comet to the planet.