For roughly 400 years, microscopes have allowed us to observe increasingly smaller details. Today's most advanced instruments ...

Among US youth age 12 to 20 years, 23% were current drinkers in the past 30 days, 10% were episodic drinkers, 2% were heavy episodic drinkers, and 6% met criteria for alcohol use disorder. 11 Among ...

Scientists have discovered that teeth retain permanent markers of smoking, offering new insights for forensics and ...