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What Is An Atom?

Atoms are the extremely small particles of which we, and everything around us, are made. A single element, such as oxygen, is made up of similar atoms. Different elements, such as oxygen, carbon, and ...

Keeping Your Balance for Good Science

Around the 20th to 22nd of March, the Sun will have reached an astronomical location that is used to mark the change of seasons. This location, within the constellation of Pisces the Fishes, is 0 degr ...
The brilliant stars seen in this image are members of the popular open star cluster known as the Pleiades, or Seven Sisters.
How Far Are The Seven Sisters?

The Pleiades cluster, named by the ancient Greeks, is easily seen as a small grouping of stars lying near the shoulder of Taurus, the Bull, in the winter sky. Although it might be expected that the di ...

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