top story in Diagnosis and Treatment

The wage gap between the sexes in America has been closing much faster than anyone realized, but that’s tempered by learning it’s been much wider than measurements had shown.

An effort to identify five performing orcas as slaves failed in part, argues one scholar, because there’s no legal precedent establishing them as persons.

New research finds listeners judge symphonic music differently when they’re told the conductor is a woman.

Transportation used to be one of the few guaranteed areas of agreement when ideology trumped pragmatism in D.C. But that’s no longer the case.

New research suggests less-creative people do more innovative thinking when they are told individualism is the norm, and instructed to conform.

A lot of people say they watch the Super Bowl mostly for the ads. But it turns out a good game surrounding those ads makes them seem better.

After decades of obstacles hindering the voting process, new laws will allow overseas and military voters to submit their votes in time for the 2012 election.

World health leaders announce coordinated push to eradicate or control neglected tropical diseases.

A survey of award-winning children’s picture books from 1938 to 2008 suggests our increasing estrangement from the natural environment.

Rather than moaning about too many cars on the road, the Ridesharing Institute says the real key to battling traffic congestion and pollution is filling empty passenger seats.