Hot air holds more moisture than cold air. That simple truth, while familiar to anyone who’s used a blow dryer or walked ...

Every breath we take in contains 21% oxygen, the gas that makes life on Earth possible. Oxygen, in its combined oxide state, has always been abundant in Earth's crust, but elemental diatomic oxygen ...

In the early 1990s, eight people tried to survive in a hermetically sealed glass structure filled with miniature forests, ...

A patch of the Atlantic Ocean just south of Greenland is cooling while much of the world warms. The origin of this "cold blob ...

Scientists uncover signs that Earth’s resilience to carbon emissions may be unraveling faster than climate models suggest. A ...

Rain comes when water molecules in the atmosphere clump together to form ice crystals or water droplets that are heavy enough ...

A Trump administration budget proposal for NOAA would slash funding for climate and earth sciences — including shuttering ...

The outlook is promising for future long-term monitoring of planets across multiple wavelengths. Infrared imaging data from ...

Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, according to data released Thursday by the National Oceanic and ...

The Earth's atmosphere is far more reactive to solar activity than scientists previously believed, with the new research showing it can pulse in near-synchronicity with the sun's powerful flares.