It was previously thought that rainbows never appear at night. However, rainbows do appear at night and is known as moon rainbows […]

As long ago as the 5th century BC the Greeks sent out weather forecasts to their sailors before they cast off. They […]

An earthquake is caused by a sudden slip on a fault. A fault is a fracture in the crust of the earth […]

About 3,6 billion of the world’s 5.2 billion hectares of useful dryland for agriculture has suffered erosion and soil degradation. In more […]

The largest island in the world is Greenland. Australia is considered a continent because it has unique plant and animal life. Antarctica […]

One can live without food for almost a month but survive no longer than a week without water. Yet, although almost half […]

The Sargasso Sea is in the middle of the Atlantic Ocean, between the West Indies and the Azores, covering some 2 million […]

The largest flower in the world, the rafflesia arnoldi, weighs 7 kg (15 pounds) and grows only on the Sumatra and Borneo […]

You will lose a lot of weight if you dig to the center of earth! 1.) First, you’ll dig 18 miles (30km) […]

Robert E Peary, Matthew Henson and four Inuit – Egingwah, Oatah, Ookeah and Seegloo – were the first men to reach the […]