Four people were rescued after being adrift in a life raft in the South Pacific. One of them said he thought he had a better chance of winning the lottery than of being hit by a whale.

© Royal New Zealand Air Force

An enormous pulse of wave energy will soon reach Southern California and continue north, raising sea levels by half a foot and increasing threats from swells and tides.

© Mario Tama/Getty Images

The head of the company hoping to become the first to conduct commercial deep-sea mining said mines on land had a much larger environmental footprint.

© Demetrius Freeman for The New York Times