Scientifically speaking, the term “crystal” refers to any solid that has an ordered chemical structure. This means that its parts are arranged in a precisely ordered pattern, like bricks in a wall.

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Imagine you’re floating at the top of a cloud and you’re made of a dust particle. It’s 5 degrees Fahrenheit. Water vapor freezes onto you, making an icy, three-dimensional prism. It has six flat sides ...

Mesmerizing videos offer a new look at the ways crystals form. The real-time clips, described March 30 in Nature Nanotechnology, show closeup views of microscopic gold particles tumbling, sliding and ...

The right mix of hot, humid, rising air can produce some of the most powerful weather phenomena on the planet.

Borax makes it easy for your kids to experiment and grow crystals of their very own! Let’s experiment for Valentine’s Day and make heart crystals Gather your kids around the table for this fun ...