News
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PhysicsCloaks for hiding heat
A proposed invisibility cloak for heat could shield computers or satellites from high temperatures.
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Health & MedicinePsoriasis drugs show promise
Two new drugs attack psoriasis by inhibiting interleukin-17, a focal player in the troublesome skin disease.
By Nathan Seppa -
HumansNew ancestor grasped at walking
By 3.4 million years ago, two human relatives built differently for upright movement inhabited East Africa.
By Bruce Bower -
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LifeFossils show signs of earliest burrowing
Worms’ seafloor tunneling more than a half-billion years ago could have stirred up evolutionary forces.