Nitrates in the atmosphere reduce air quality and play an important role in climate change. An international team led by ...

A new study details processes that keep pollutants aloft despite a drop in emissions.

Several key moments in Earth's history help us humans answer the question "How did we get here?" These moments also shed ...

Canadian wildfire smoke in the Pittsburgh area will be thickening today and causing poor air quality throughout the region.

The chemical composition of WASP-121b suggests that it formed in a cool zone of its natal disc, comparable to the region of gas and ice giants in our Solar System. Methane indicates unexpected ...

The discovery of a metal-rich star packed with both light and heavy elements hints at exotic stellar explosions and the role ...

Planting trees can help cool the earth, but it won’t be enough to stop climate change without deep emissions cuts, new ...

It might or might not be the smell of aliens, but dimethyl sulfide — and its funky odor — definitely gets around ...

The latest NOAA forecast models foresee smoke persisting in the skies over Philly through the day Wednesday and likely into ...

The first observations of Pluto by NASA’s James Webb Space Telescope (JWST) reveal dramatic phenomena on its surface, like ...

While on Titan, Dragonfly will utilize its rotorcraft design to fly around the methane-filled world and explore Titan’s chemistry and how life may have begun on Earth. Using a suite of four ...