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Health & Medicine

Two genes clear up psoriasis and eczema confusion

Psoriasis and eczema are often mistaken for each other, leading to mistreatment. Testing just two genes could eliminate this confusion.

Life

Gecko adhesion takes electric turn

Challenging a favored theory, measurements suggest that electrostatic interactions make gecko feet supersticky.

Paleontology

Duck-billed dinosaurs roamed the Arctic in herds

Young and old duck-billed dinosaurs lived together in herds in the Arctic, tracks preserved in Alaska indicate.

Astronomy

Supernova rapidly creates dust between stars

Astronomers watch a shell of dust form within weeks of a star’s explosion.