How this ancient African city is being buried under Sahara sand - The ancient city of Chinguetti is succumbing to a sea of ...

Workers on Jan. 29 began driving sand piles to shore up the soft seabed on the north side of Henoko in Nago, Okinawa Prefecture, as part of the relocation of a U.S. air base in the prefecture.

What's more, a quick look at those sand piles will help you decode a secret that they kept from scientists for rather a long time. The sandy mounds are worm casts, effectively the poo, of a marine ...

We ask whether social welfare losses are indeed lower when supervisors intervene rather than not. We use the sand pile/Abelian model as a metaphor to model financial losses which, as sand grains that ...