Hordes of bright blue, jellyfish-like sea creatures are washing up on beaches across California. As of Monday, thousands of the critters — called velella velella or by-the-wind sailors — have been ...

Historical accounts of vast ocean waters glowing in the dark go back hundreds of years, and researchers are still trying to determine exactly what triggers the phenomenon ...

From vintage revamps to Hermès's new horse watch, here's every stunning piece that took our breath away at Watches and ...

Rugged red mountains tower over the aquamarine waters off Eilat in southern Israel. A group of divers plunges beneath the waves on a warm winter morning, bound for a crag encrusted with coral known as ...

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