ashley marks

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Monitors track noisy ships in dolphin habitat - Futurity

Too much noise from shipping can stress out marine mammals, so scientists have developed a technique to monitor ship traffic in a protected dolphin …

Plan Calls For Syria's Chemical Arsenal To Be Destroyed At Sea

The world wants Syria's chemical arsenal destroyed. But so far, no country has offered to do the dirty work on its soil. Over the past week, an alternative has gained ground: Carry out the destruction at sea. The plan taking shape is complicated and untested, but it just might work.<p>Ever since Syria …

Military Secret Rooms Not As Soundproof As Intended

An acoustics engineer points out some serious flaws in supposedly secure facilities.<p>When members of the U.S. military and other federal government agencies need to discuss the big secrets, they go into secure, soundproof rooms called "Sensitive Compartmented Information Facilities," or SCIFs …

Saturn's north pole surrounded by hexagonal jet-stream – Nasa video

The Cassini – Huygens spacecraft recorded these high-resolution images of a unique six-sided jet stream, known as the hexagon, around Saturn's north pole. The images were taken from 403,000 miles using a spectral filter sensitive to wavelengths of near-infrared light centred at 750 nanometers. …

How to dress for the Antarctic - video

Before embarking on his epic voyage to Antarctica, Guardian science correspondent <b>Alok Jha</b> presents a personal fashion guide to extreme cold weather clothing; from base layers to balaclavas, and Merino wool to Gore-tex - just expect to spend a small fortune on hi-tech fabrics