Offshore reefs, sand brought in from British Columbia and other ideas are being explored to battle chronic erosion that has ...

Call it an even 400—we’re being rough here—so that’s 4 x 10 20 grains of sand. Huh. That’s about 20 times as many stars as there are in the observable universe, in fact.

San Clemente will be looking for sunken treasure in the form of tiny grains of sand under the sea. ... What they are looking for is sand that is 10- to 20-feet deep over reef or bedrock for ...