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Uranium, U

A chemical element with atomic number 92. It is a gray, slightly radioactive metal. Uranium has the highest atomic weight of the naturally occurring elements. The most common isotope is 238U; the less common 235U is fissile and is used as fuel in nuclear power plants.

Uranium. (Source: © RHJ / stock.adobe.com)

Uranium. (Source: © RHJ / stock.adobe.com)

Uranium ore. (Source: © marcel / stock.adobe.com)

Uranium ore. (Source: © marcel / stock.adobe.com)

Nuclear Fuel