Scientists have found evidence that the Asian continent was free of permafrost all the way to its northerly coast with the ...

The Founding Fathers who gathered in Philadelphia to adopt the Declaration of Independence on July 4, 1776 picked a nice day ...

In the atmospheric layer above it, about 10 to 30 miles up, is the stratospheric polar vortex, where every winter a sunlight-starved Arctic spins up a mass of cold air that, ultimately, dissipates ...

Rapid changes from wet to dry weather can create severe natural disasters. And these precipitation whiplash events are ...