Diseases, Conditions, Syndromes

Sneaky virus 'goes easy on women to infect kids'

At least one kind of virus has become less lethal when targeting a woman to ensure she does not die before it can infect her offspring, according to a study released Tuesday.

Psychology & Psychiatry

Near-death experiences, a survival strategy ?

Near-death experiences are known from all parts of the world, various times and numerous cultural backgrounds. This universality suggests they may have a biological origin and purpose, but exactly what this could be has been ...

Psychology & Psychiatry

Phone calls back evolutionary theories of gender

Women speak to their male partners less often as they grow older and turn their attention to a younger generation, according to an unusual study Thursday that tracked nearly two billion phone calls and text messages.