None two butterflies have exactly the same design on their wings.

When ctivelyhunting, a dolphin sends out transmitting five signals every second.

Unfortunately, much of the early history of Zimbabwe is still unknown, for example, we know a little about early patterns of settlements.

With animals both human, chewing helps relieve tension.

Researchers in economics, psychology, and marketing can help businesses.

The graphics ability of a computer depend on speed of processor and the size of its RAM.

A number of the Pacific Islands are volcanoes that have pushed up from ocean floor, the others are the tops sunken mountain ranges.

Frank Lloyd Wright has been acclaimed  by colleagues as the greater of modern architects

The Aardvark is a mammal that burrows into ground to catches ants and termites.

Van Cliburn he studied the piano from 1951 to 1954 and won multiple awards between 1958, 1960.

The leader emphasized the need justice and equality between his people.

In the 1840s, Joseph Henry made discovery of electromagnetism.

The mosquito has needle-shaped mouthparts that piercing skin to suck blood.

Australian koalas are furry, gray animalthat live in trees and feed on leaves

I explained ____ him what it meant. 

Running along 180th meridian, the International Date Line is separated day from another

Because studies have shown that obesity can cause a type of diabetes, doctors usually put his diabetic patients on special diet.

You’re Cynthia, ____ you?   

The Humber River and its valley form a major salmon-fishing, lumbering, hunting , and farmer region western Newfoundland, Canada.

Although she is 103 but, she still does a lot of work in flat.

“How does the human brain work?” remains one of the most profound questions confront modern Science