A high-resolution camera mounted on NASA's Mars Reconnaissance Orbiter has snapped pictures of unusual, almost perfectly circular sand dunes on the Red Planet's surface.

Scientists have calculated the age of one of the Earth ’s oldest dunes for the first time, an advance that could shed more light on climate and wind conditions thousands of years ago. Star dunes ...

Slowinski National Park, Poland is home to 'the most exceptional in Europe belt of moving dunes', which have been moving at an average rate of 10 metres (30ft) a year for thousands of years.

The beautiful beach with 3 miles of sand dunes is UK's 'least crowded' Camber Sands, a beautiful beach located east of Rye in East Sussex, England, has found itself in Europe's top 5 least crowded ...

A new study led by the University of Southampton and research institutes in France has uncovered the mystery of how mini sand dunes form on beaches and in deserts.

She said sand dunes "play a huge role in coastal defences" and their loss leaves area vulnerable to flooding, so there had been a huge effort to widen them again to push high waters back.

Star dunes are common, but scientists have long wondered about their formation and puzzling absence in the geological record. Now, research has revealed new clues.

A stretch of sand dunes which are home to some of Wales' rarest wildlfe species has been saved by a special conservation project. An estimated 150,000 cubic metres of sand has been added to Talacre ...

Europe's huge sand dune that's as tall as a building and hides remains of ancient city This is one of Europe's largest sand dunes hiding a stunningly preserved ancient Roman city.

The sand dunes also conserve important sand supplies which can be used to maintain eroded beaches. On the edge of the nature reserve sits Glamorgan's largest natural lake, Kenfig Pool.

“Sand dunes of many shapes and sizes are common on Mars. In this example, the dunes are almost perfectly circular, which is unusual,” said the statement from the University of Arizona.