The array of consciousness-altering substances that people in the early Americas used was wider than thought.
During World War II, Adolf Hitler regularly took methamphetamines, a report suggests.
Mind-altering substances were all the rage 1,500 years ago, at least among certain elite members of a South American society.
An allegedly racist Super Bowl ad isn't the first time the soft drink company has been controversial. ->
Inebriation is rampant in the animal kingdom.
From secret drug tests to nuclear bombs set off in the atmosphere -- you'll wish you never knew, too.