Why some people see fewer colors than others
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Meet the best toolmakers in the animal world
The biggest tech sector you’ve never heard of
Their “Think Fish” campaign aims to refresh an outdated, unhealthy model — but can it be saved?
Special structures in the bones of giraffes’ feet help to keep them upright
Bike activists are shaping urban design in the Big Apple
Old drilling rigs in the Gulf of Mexico house a surprising bounty, if we can figure out how to preserve them safely.
How researchers are beginning to think differently about urban biodiversity
Scientific evidence to support early intervention for neglected children continues to strengthen