The "spiritual" effects of psilocybin from so-called sacred mushrooms last for more than a year and may offer a way to help patients with fatal diseases or addictions, U.S. researchers reported on Tuesday.

The patient sat with his eyes closed, submerged in the rhythm of his own breathing, and after a while noticed that he was thinking about his troubled relationship with his father...

Paying people a compliment appears to activate the same reward center in the brain as paying them cash.

A happy marriage is good for your blood pressure, but a stressed one can be worse than being single, a preliminary study suggests.

Casa Diablo Gentleman's Club is just the latest example of selling veganism with a “Girls Gone Wild” aesthetic.

Screaming sports coaches and cutthroat tycoons have it wrong: Nice guys do finish first, a new study suggests.

Research on sibling relationships suggests sisters tend to have more contact as adults than other sibling pairs. While this means sisters often remain close, particularly as they get older, it also creates more opportunity for conflict and rivalry.

You can't buy happiness but it looks like you can at least inherit it, British and Australian researchers said on Thursday.

Love really is blind, at least when it comes to looking at others, U.S. researchers reported on Tuesday.

A top panel of U.S. scientists has published a new book asserting that belief in the theory of evolution and religious faith "can be fully compatible," and that creationism has no place in science classes.