Nothing but nuts, fruits and uncooked vegetables sounds healthy. But read the fine print.

The effect of a mutation in a key gene involved in regulating the sleep and wake cycles in mammals works in the opposite way from what was previously thought.

A new study suggests the presumed rate of extinction might be severely underestimated.

Science fiction Grandmaster Jack Vance would be pleased.

Soon, seemingly healthy smokers could inhale the gas in a new MRI technique to explore early signs of emphysema and asthma.

Along with the Statue of Liberty, the Liberty Bell is one of the most famous symbols of American freedom. Located in Philadelphia, Pennsylvania, the bell was cast in 1752 and received its famous crack when it was rung in March 1753 for the first time.