At 4,130 miles (6,650 km) long, the Nile in Africa is the longest river in the world. Some people consider the Amazon in South America to be longer. This is because the many hundreds of channels ...

They are found in the coldest places, in Polar regions and on mountains. Glaciers can form distinct landforms through erosion of the landscape such as corries. Glaciers also deposit material to ...

An international team of scientists unveiled exceptionally well-preserved glacial landforms buried nearly one kilometer beneath the North Sea, dating back approximately one million years ...