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AstronomySolving a cosmic ray conundrum
Astronomers say they have solved a puzzle about the most energetic particles that smash into Earth.
By Ron Cowen -
EarthRefuge for the resilient
Some conservationists recommend creating marine parks in areas most likely to survive climate change.
By Amy Maxmen -
ArchaeologyPeruvian site yields a golden discovery
The discovery of a 4,000-year-old gold necklace in Peru suggests that social elites and economic growth appeared in a surprisingly simple society.
By Bruce Bower -
AnimalsRobin stole credit for Batman’s deeds
Bats turn out to be overlooked but significant eaters of insects, pests and other arthropods on shade-grown coffee farms and in tropical forests.