When is winter? Weather forecasters in the Northern Hemisphere will tell you Dec. 1 through the end of February, which is ...

Volcanoes that blast gases high into the atmosphere not only change global temperatures but also influence flooding in unusual ways, Princeton researchers have found. In an August 26 article in the ...

The winter solstice, or the December solstice, is the point at which the path of the sun in the sky is farthest south. At the ...

The summer solstice marks the longest day of the year and is celebrated around the world. The next summer solstice for the ...

The fierce winds of a hurricane are known as tropical cyclones in some parts of the world, so you might expect them to sweep across the entire tropics. But there's one area of the tropics where ...