News

Health & Medicine

Something in the air may cause lung damage in troops

Unexplained breathing problems in soldiers serving in Iraq and Afghanistan come from deposits that damage tiny passages in the lungs.

Life

Shuffling the genetic deck

Scientists map places where chromosomes mix and match genes.

Physics

Quantum theory gets physical

New work finds a physical basis for quantum mechanics.

Space

Dawn on Vesta

New image from NASA asteroid mission reveals a relic of the early solar system.

Humans

Mirror system gets an assist

Study finds two brain systems are surprisingly active when an amputee observes a task she can’t perform.