Bacteria that colonize tiny plastic fragments drifting through the atmosphere can significantly enhance those particles’ ability to trigger ice crystal formation inside clouds, according to research ...

As the planet has warmed, scientists have long been concerned about the potential for harmful greenhouse gasses to seep out of thawing Arctic permafrost. Recent estimates suggest that by 2100 the ...

A study on wild northern cardinals shows that stress can change gut microbes and affect bird health in measurable ways.