Sand dunes are mysterious and beautiful. Find out how they work and what they hide.
Strange balls of living green algae that resembled 'alien eggs' are washing up on a Sydney beach.
Summer crowds at the beach may thin, as the season heads into its final month, but the waves keep coming, and with them some seriously strange things.
The new substance will forever remain in Earth's rock record, researchers say.
As these famous beaches fade, Memorial Day vacations could become just a memory.
Sea level rise is set take bites out of shorelines around the world. But there is a lot that can be done to minimize the damage and the costs.
The Army Corps is hustling for new sources of sand for Florida. Continue reading →
The best beaches in America reach from Cape Hatteras to Waikiki.
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