Antarctic Thaw Now Unstoppable

The continued melting of the West Antarctic ice sheet is progressing faster than expected, and the resulting rise in sea levels will have a global impact.The stark new findings point to a potential sea-level rise of up to 10 feet or more in the coming centuries. This increase in the global sea-level will threaten many major cities, including New York, […]

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THE FASTEST TRAINS

A magnetic levitation passenger train set a world speed record of 375 m.p.h. (603 km/h) on a test track in Japan on April 21. Here are top operating speeds, in miles per hour, of some of the world’s other fastest trains: Shanghai Maglev Train, China: 268 TGV, France: 199 AVE, Spain: 193 Sapsan, Russia: 155 Acela Express, U.S.: 150

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