For decades, scientists assumed that Earth’s magnetosphere had the same charge polarity from pole to equator. That assumption has now been overturned by a discovery that shows the magnetic behavior of ...

A dark, sharply defined opening in the Sun’s outer atmosphere has grown at an unusually fast pace, doubling in size in ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Kinga Krzeminska/Getty Images The equator is the imaginary line that horizontally ...

Geodesy is the study of Earth’s shape and size, and of variations in its gravitational field. Earth was originally believed to be flat, but many clues, such as the way ships appear and disappear on ...

It is difficult to believe that this will be the last space shuttle launch. Clearly, I must do something to commemorate this event. But what? How about I look at space ships in orbit and consider the ...

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When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The seasons will change this Sunday (Sept. 22), with the Northern Hemisphere moving into autumn ...

Sea ice may have covered the Earth's surface all the way to the equator hundreds of millions of years ago, a new study finds, adding more evidence to the theory that a "snowball Earth" once existed.

Melting ice caps changing planet's shape. Aug. 7, 2011 — -- Like many of its inhabitants, the Earth is getting thicker around the middle -- that's what a new study says. The increased bulge is ...

What was the world's first international scientific expedition? Scientist-explorers of the Enlightenment, such as Alexander von Humboldt, would have answered without hesitation: the French ...

The series "Imaginary Earths" speculates what the world might be like if one key aspect of life changed, be it related to the planet or to humanity itself. The rings of Saturn grant it a majesty ...