The weatheron Mars was much balmier in the recent past than scientists have previouslythought, according to a new interpretation of the formation of certainlandforms on the surface. The findingcould ...

Granular sediment may behave as a strong, rock-like material owing to the following mechanisms that stabilize sediment fabric 21: capillary cohesion from interfacial tension caused by partial water ...

The Middle Kalahari of north-central Botswana is dominated by a huge basin of inland drainage partly filled with the geological formation known as the Kalahari beds, of late Tertiary to Recent age and ...

The Lut Desert, or Dasht-e-Lut, is located in the south-east of the country. Between June and October, this arid subtropical area is swept by strong winds, which transport sediment and cause aeolian ...