Geography students should be aware of the distinctions between the Northern and Southern Hemispheres. The equator separates the Earth into the Northern Hemisphere and the Southern Hemisphere.

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 ...

The autumn equinox is now upon us! Today marks the moment that the sun crosses the celestial equator, ushering in the beginning of astronomical autumn in the northern hemisphere, which brings with it ...

Happy September equinox! Or, as we say north of the equator, happy autumnal equinox! On Saturday, September 23, at 6:50 A.M. UTC (2:50 A.M. EDT or 11:50 P.M. Friday PDT), the sun will be directly over ...

Spring officially begins today (March 20) with the vernal equinox, bringing longer days and warmer temperatures to the Northern Hemisphere. The vernal equinox signals the astronomical start of spring ...

An equinox is a twice-yearly event in March and September when the Sun is directly above the equator, causing nearly equal day and night across the globe. This year's autumn equinox will take place ...

Get ready for the cold − and the dark. The winter solstice – marking the longest night and fewest hours of daylight of the year – occurs on Thursday, Dec. 21. Up here in the Northern Hemisphere, it ...

The summer solstice takes place in mid-June each year in the Northern Hemisphere nicola margaret/Getty Goodbye darkness and hello sunshine! The summer solstice marks the official start of longer, ...

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 ...

Africa holds a truly unique place on the world map. It is the only continent that lies in all four hemispheres, the Northern, Southern, Eastern, and Western. No other continent shares this ...