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Earth

Dating a massive undersea slide

Pieces of moss buried in debris left along the Norwegian coast by an ancient tsunami have enabled geologists to better determine the date of the immense underwater landslide that triggered the inundation.

Humans

Longer work hours may warm climate

U.S. workers put in more hours than most other workers around the world, and one consequence is dramatically higher energy and environmental costs per employee.

Chemistry

For sweat’s sake

Soldiers and emergency crews may one day find comfort as well as safety in their chemical-protection gear, now that researchers have created a breathable, chemical-blocking composite material.

Ecosystems

Most Bees Live Alone

Concern about honeybee shortages has inspired new interest in bees that lead solitary lives and don't bother storing honey.