Study pinpoints which areas of New York City are sinking, rising

Parts of the New York City metropolitan area are sinking and rising at different rates due to factors ranging from land-use practices to long-lost glaciers, scientists have found. While the elevation changes seem small—fractions ...

NTSB considering technology to avoid accidents, close calls

Safety regulators are recommending the use of technology to help avoid the kind of catastrophic collision that nearly occurred when an Air Canada jetliner zoomed over four taxiing planes full of passengers, coming within ...

Surging heat may limit aircraft takeoffs globally

Rising temperatures due to global warming will make it harder for many aircraft around the world to take off in coming decades, says a new study. During the hottest parts of the day, 10 to 30 percent of fully loaded planes ...

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