Long before scientists began studying them in the lab, mind-altering substances were already being gathered from plants, ...

Adolescent substance use is a significant predictor of future addiction and related disorders. Understanding neural mechanisms underlying substance use initiation and frequency during adolescence is ...

For centuries, diamond has been the reigning champion of hardness on Earth. However, a recent breakthrough in material science has led to the synthesis of a new substance, predicted to be 50 percent ...