Could evidence of life on Mars be hiding in clay? Europe wants to send a rover to check

New Horizons Wakes Up, Prepares for 'Termination Shock'

'Astronomers have to revise estimates': The Milky Way may be larger, heavier and more lopsided than we realized

Ancient fossil may reveal animal kingdom's earliest right-handedness at 550 million years old

Scientists have discovered the oldest quasar ever seen, and it shines with the light of a trillion suns

From the lab to the moon: Lunar cement alternative survives 6 months on ISS and returned stronger in some tests

A lunar cement alternative has returned from a six-month stint on the ISS, showing increased strength in certain tests.

Tiny 60,000-neuron ant brains reveal how parental care evolved from feeding circuits