These days, aerospace engineering is all about the light stuff: building airplanes with lighter wings, fuselage and landing gear in an effort to reduce fuel costs.
May 20, 2013
4.8 / 5 (12)
4
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Siemens has produced the world's longest rotor blades for wind turbines. Measuring 75 meters in length, the blades are almost as big as the wingspan of an Airbus A380. Beginning this fall, the B75 rotor blades ...
Jul 30, 2012
5 / 5 (4)
1
Solar Impulse, the Swiss bid to make the first solar-powered flight around the world, rolled out its prototype on Friday at an airbase near Zurich and powered up the engines.
Nov 06, 2009
4.3 / 5 (8)
0
