Scientists observe reduction in emissions of banned ozone-depleting chemical after unexpected spike.

The record shows ancient temperature variations coinciding with shifts in the planet’s biodiversity.

The bacteria scrub out nitrogen, potentially defending against certain nutrient overloads.

Researchers identify a mechanism by which small particles in the atmosphere can generate more frequent thunderstorms.

New study suggests waters will become more turbulent as Arctic loses summertime ice.

Leakage from frozen layers was a puzzle, but a new study shows how the potent greenhouse gas breaks through icy barriers.

With her students, aerospace engineer Kerri Cahoy is developing small, affordable “CubeSats” to monitor weather and search for exoplanets.

High-resolution climate projections could enable a robust adaptation and resilience response.

Study suggests sea ice blocks the flow of carbon both into and out of the ocean, in roughly equal measure.

The rocky world, with its baking-hot surface, is likely not habitable.