CORVALLIS, Ore. — The Atlantic Ocean’s great conveyor belt may be doing far more than transporting heat around the planet....

A century of reconstructed ice data from the Laurentian Great Lakes is challenging the familiar story of inexorably shrinking winter...

Fine-Particle Pollution Is Quietly Weakening the Way Plants Use Water Plants are widely regarded as important allies in a warming...

A hidden chemical engine beneath our feet may be helping transform ordinary soil into a source of atmospheric pollution. In...

A new study from New York City reports that short-term exposure to air pollution may be linked to a greater...

Respiratory infections and air pollution are often monitored with instruments that depend on pumps, batteries, tubing, and laboratory infrastructure. Those...

In the high Arctic, the ocean may be sending more than salt into the sky. New balloon measurements above Ny-Ålesund,...

Tornadoes are among the most difficult atmospheric hazards to predict. They can form within minutes, occupy only a small area,...

Richmond Hill, Ontario, Canada, 13 August 2026 — A mid-July wave of wildfire smoke from Canada exposed people across Canada...

A new study has drawn attention to a hidden chemical world suspended in the air: tiny aqueous droplets that can...