News
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AnimalsHidden Depths: Antarctic krill startle deep-ocean scientists
The first camera lowered 3,000 meters to the seabed off the coast of Antarctica videoed what biologists identify as the supposedly upper-ocean species of Antarctic krill.
By Susan Milius -
AnthropologyDigging that Maya blue
The unusual pigment Maya blue was probably made over an incense fire as part of a ceremony honoring the rain god Chaak, a new analysis of a pot reveals.
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Health & MedicinePinning down malaria’s global reach
A new survey and map of malarial areas worldwide show 2.4 billion people at risk.
By Nathan Seppa -
EarthGreener Green Energy: Today’s solar cells give more than they take
With new production techniques, the total emissions of greenhouse gases and other pollutants from making and using solar panels are now only one-tenth as high as those of conventional power generation.