Add Yahoo as a preferred source to see more of our stories on Google. A plankton bloom in the Baltic Sea in July. Scientists say manure and fertilizer runoff from European farms is fueling blooms.

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

As an astronomer studying the universe beyond Earth, I’m fond of “outside the box” views almost by default. But one of my favorites is whenever a spacecraft takes a snapshot of our home world and the ...

New ways to measure thawing permafrost could help us understand its potential impacts on infrastructure, military outposts, and communities. Something is rotten in the city of Nunapitchuk. In recent ...

This unusual crater on Mars resembles a butterfly, but its shape tells a story of a shallow impact, melted ice, and ancient volcanic forces.