Skin microbes appear to stimulate our immune cells, preparing them to fight.
A study turned up elevated levels of caffeine along Oregon's coast, but not in the most likely places.
Last month's global average temperature was the fourth highest on record since 1880, according to U.S. weather records.
He dresses like a bat, fights crime vigilante style and lives a lonely life. Is Batman mentally ill?
He dresses like a bat, fights crime vigilante style and is supported by his wealthy alter ego. Is Batman mentally ill?
Birds' nest soup is believed to have curative powers, but its biological effects are still poorly understood.