Cornell researchers have discovered that in the battle of the sexes, African electric fish couples not only use specific electrical signals to court but also engage in a sort of dueling "electric duet."

The discovery of small perforated sea shells, in the Cave of Pigeons in Taforalt, eastern Morocco, has shown that the use of bead adornments in North Africa is older than thought. Dating from 82 000 years ago, the beads are thought to be the oldest in the world.

There is growing public support in China for the need to protect the world's dwindling shark population, but little understanding about the connection between conservation and shark finning, according to a survey.

Threatened coral reefs could be given a helping hand by establishing marine reserves, according to a research team led by the University of Exeter. Marine reserves have already proved to be a successful way of protecting marine life against commercial fishing.

WSU Vancouver Launches Research on Vancouver Lake Algae

A new "black smoker" - an undersea mineral chimney emitting hot, iron-darkened water that attracts unusual marine life -- has been discovered at about 8,500 feet underwater by an expedition currently exploring a section of volcanic ridge along the Pacific Ocean floor off Costa Rica.

Tidal marshes, which nurture marine life and reduce storm damage along many coastlines, should be able to adjust to rising sea levels and avoid being inundated and lost, if their vegetation isn't damaged and their supplies of upstream sediment aren't reduced, a new Duke University study suggests.