oceans

Despite their size, the manatees swim with a still, eerie grace

David Rockefeller Jr.: sailor, conservationist, and philanthropist

Haro Strait is home to a pod of more than 80 orcas, known as the Southern Residents, which were declared an endangered population in 2005.

Local politicians in Florida use the bible to argue against manatee protections

Aleut students from Kodiak and Old Harbor go to 'science boot camp'

Rx against street violence: scuba

The unicorns of the sea are threatened by rising water temperatures

U.S. coal-fired power plants pump more than 48 tons of mercury into the air each year

We're still killing the creatures with the biggest brains on the planet—to make dog food

This is a water planet. Seen from space, the whole sphere glows blue.