Most animals, including humans, carry an internal lunar clock, tuned to the 29.5-day rhythm of the Moon. It guides sleep, ...

If you wander outside on a misty morning you may come across a white rainbow - called a fogbow! White rainbows need three ...

Much ado has been made about America's worsening sex drought. But America's dry spell is nowhere near as severe as Japan's. There, the sexual landscape has been parched for some time. In a paper publi ...