Seashells and lobster claws are hard to break, but chalk is soft enough to draw on sidewalks. Though all three are made of calcium carbonate crystals, the hard materials include clumps of soft ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed. The above button links to ...

Cooling off in the ocean on a hot day is one of life’s great pleasures. Unless you happen to get an itchy, red rash a few hours after you get out of the water. If you were swimming in the Atlantic ...

US LNG exports to Europe decline as Asia prices surge For the first time in nearly two years, less than half of U.S. LNG ‌exports last month went to Europe as stronger prices in Asia and record ...

This story appears in the June 2015 issue of National Geographic magazine. “This is what the end of the world looks like,” says Yusup Kamalov, sweeping his hand toward the scrub-covered desert ...

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