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Small size seems to have come before a change in diet for a tiny dinosaur lineage.

Werner Herzog directed this evocative NatGeo documentary of an ornithologist's quest to find a new species.

A unique head spike and fish-eating jaws help make sense of these dinosaurs.

The binary asteroid's orbit around the Sun was affected by the impact.

Burr Oak Cemetery is the final resting place of Emmett Till and blues singer Willie Dixon, among others.

A new hypothesis proposes that our ancestors lost their eyes, then rebuilt them.