Liquid metals the secret ingredients to clean up environment

Forget the laboratory, substances that can solve environmental problems by capturing carbon dioxide, decontaminating water and cleaning up pollutants can be easily created in a kitchen, a UNSW Sydney study shows.

WWII shipwrecks could threaten US coast

On the evening of Feb. 2, 1942, an unarmed tanker with 66,000 barrels of crude oil on board was steaming in the Atlantic, about 90 miles off Ocean City, Md. Without warning, it was struck by German torpedoes. The attack set ...

In Peru, pre-Columbian canals offer hope against drought

In the mountains of western Peru, a farming community is restoring a network of stone canals built more than a millennium ago, hoping the pre-Columbian technology holds the solution to its water problems.

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