Glaciers are formed at the North and South Poles and in high mountains, such as the Himalayas. Glaciers are sometimes known as rivers of snow. The snow remains for more than a year and as more snow falls, the lower layers get compressed, forming ice. This ice is called glacial ice. Glacial ice can be…
In 1962 the satellite Telstar was developed by AT&T and it was placed in an orbit of 682 to 4,030 miles (i.e. 1,091 to 6,444 km) orbiting the earth in 2 hours 40 minutes. The first transatlantic television signals were transmitted through Telstar. With the launch of Telstar, wireless communications, such as voice, television, fax and…
The International Monetary Fund suggested that the developing economies should deflate, devalue and deregulate for enhancing their economic status. It means: deflate the prices of goods and services to keep them at the minimum level, devalue the local currency, and deregulate by encouraging liberalization and privatization with minimum government intervention.
Andrés Escobar was a Colombian footballer. He was a defender. In the 1994 FIFA World Cup match against the USA, he inadvertently scored an own goal. Columbia lost to the USA 1-2. After ten days he was killed by 12 bullets fired at him by three gunmen in Medellín, Columbia. It is believed that he was killed…
The black rhino is not actually black but grey or brown. It has a hook-shaped lip. The white rhino has a square lip. Both species of rhinos are found in Africa and have two horns. The black rhino is a near-extinct species.
The diamond is the hardest substance known, and therefore unbreakable. The word ‘diamond’ is derived from adamas, a Greek word which means ‘unconquerable’. The word adamas was altered to the Latin and early French word diamant and to the English word ‘diamond’.
