Recent studies have found that prolonged exposure to elevated temperatures can be harmful to health – and might even influence aging.

A newly identified mutation helps super-sleepers get by on just four to six hours of shut-eye per night, while the rest of us need around eight hours. Researchers described the SIK3-N783Y mutation in a new study after testing it on sleep-deprived inbred mice.

A report into April's deadly flooding has found that climate change made the central Mississippi River valley's extreme weather event more likely and more intense.

A coin stash worth more than $340,000 could have been hidden in the hills of the Czech Republic during one of the 20th century’s greatest upheavals. Historians are attempting to unravel the mystery.