A Polish grandfather left New York Sunday on his third solo trans-Atlantic crossing in a kayak, aiming to arrive in Portugal in time to celebrate his 70th birthday on firm ground in September.
A US Navy warship helicopter has spotted a missing yacht in the Atlantic but found no trace of its four-man British crew now feared dead, American officials said.
Great white sharks may live until their 70s, more than three times as long as previously thought, according to a new analysis of the marine predator's backbones out Wednesday.
Cutbacks to tuna fishing agreed at a crucial Pacific regional fisheries conference to prevent over-fishing have fallen short of expectations, the head of the fisheries management body said Saturday.
Japan and its allies shot down a Latin American-led proposal Monday to create a sanctuary for whales in the southern Atlantic Ocean, reigniting international tensions over Tokyo's whaling.