News

Earth

Gulf spill harmed small fish, studies indicate

Effects vary but dire impacts seen with some very low exposures.

Health & Medicine

Protein’s destructive journey in brain may cause Parkinson’s

Clumps of alpha-synuclein move through dopamine-producing cells, mouse study finds.

Planetary Science

Digging deep into Martian soil

NASA's rover takes a closer look at Mars' surface.

Space

Rogue planet found among gang of stars

Astronomers report the closest such free-floating object to Earth.

Life

Rainforest katydids evolved mammal-like ears

Tiny hearing organs below insect’s knees have a structure similar to those in humans.