Earth science

Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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active Sun

Astronomy; General astronomy

The Sun during its 11-year cycle of activity when spots, flares, prominences, and variations in radiofrequency radiation are at a maximum.

mitochondrion

Biology; Genetics

Complex organelle found in most eukaryotes; believed to be descended from free-living bacteria that established a symbiotic relationship with a primitive eukaryote. Mitochondria ...

pot roast

Meat products; Beef

A method of slow cooking a browned inexpensive cut of meat with other assorted ingredients, such as vegetables and potatoes, to tenderize and enhance flavor.

channel scan

Entertainment; TV

Channel Scan will search for digital broadcast channels that are available in your area; once the scan is completed, you will be able to tune to the digital channels received by ...