HumansYour body's hidden language: How smell reveals more than you ever knew We can sniff out fear, find solace in the smell of a loved one, breathe in the scent of happiness. How we're deciphering the subliminal signals of human scent Features
HealthDNA mutation lets some people live healthily on only 4 hours' sleep Studying a family that lives healthily on as little as 4.5 hours of sleep per night has led to the discovery of a gene that controls how much sleep we need 51¶¯Âþ