It happened once before, and it could happen again.
The sky sometimes has its limits, according to new research from two University of Chicago atmospheric scientists.
Chemical signatures in shale, the Earth's most common sedimentary rock, point to a rapid rise of land above the ocean 2.4 billion years ago that possibly triggered dramatic changes in climate and life.
For centuries, the prevailing science has indicated that all of the nitrogen on Earth available to plants comes from the atmosphere. But a study from the University of California, Davis, indicates that more than a quarter ...
Pioneering early people who lived at the end of the last ice age actually carried on with life as usual despite plummeting temperatures, a study at a world-famous archaeological site in North Yorkshire suggests.
Findings recently published by a Southwest Research Institute (SwRI) space scientist shed new light on predicting the thermodynamics of solar flares and other "space weather" events involving hot, fast-moving plasmas.
Even reaching the most optimistic goals in the Paris climate treaty will still increase the area of southern Europe devastated by forest fires each year by at least 40 percent, researchers warned Tuesday.
Big storms are getting bigger. Typhoon Jebi became the strongest tropical cyclone to hit Japan in 25 years and killed at least 10 people this past summer. Hurricane Florence awed even veteran meteorologists with its powerful ...