The highest rock wall in the Alps—the Monte Rosa East Face on the border between Italy and Switzerland—has for the first time been surveyed three-dimensionally with high precision. An international ...
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How does a Military Helicopter work? (Pave Hawk)
Specialized version of the Black Hawk helicopter meant for combat search and rescue, the Pave Hawk can also be folded up and fit inside of a larger plane for transportation. This video has been dubbed ...
On the night of Jan. 29, an Army Black Hawk helicopter collided with an American Airlines passenger jet over the Potomac River in Washington, killing all 67 people on both aircraft. To analyze this ...
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