The helicopter that NASA has placed on Mars could make its first flight over the Red Planet within two days after a successful initial test of its rotors, the US space agency said Friday.
Space Exploration
Apr 10, 2021
7
5854
Is it a flying car or a driving aircraft? Either way, the Personal Air and Land Vehicle, or PAL-V for short, has just proved it can handle the skies as well as the highway, both at up to 180 kilometres (112 miles) per hour, ...
Hi Tech & Innovation
Apr 3, 2012
8
0
A thin coating of graphene nanoribbons in epoxy developed at Rice University has proven effective at melting ice on a helicopter blade.
Nanomaterials
Jan 25, 2016
2
1416
A new design for gigantic blades longer than two football fields could help bring offshore 50-megawatt (MW) wind turbines to the United States and the world.
Energy & Green Tech
Jan 28, 2016
18
103
NASA has delayed by at least several days the first flight of its mini-helicopter on Mars after a possible tech issue emerged while testing its rotors, the US space agency said Saturday.
Space Exploration
Apr 11, 2021
14
2407
Wind turbines deliver environmentally friendly electricity. Yet the fiber-reinforced plastics often used in very large rotor blades are almost impossible to recycle. Not so with steel blades: since these are composed of steel, ...
Engineering
May 7, 2015
9
39
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 will be installed ...
Energy & Green Tech
Jul 30, 2012
1
0
NASA's history-making Ingenuity Mars Helicopter has ended its mission at the Red Planet after surpassing expectations and making dozens more flights than planned. While the helicopter remains upright and in communication ...
Space Exploration
Jan 25, 2024
0
394
(PhysOrg.com) -- University of Adelaide acoustics researchers are investigating the causes of wind turbine noise with the aim of making them quieter and solving 'wind turbine syndrome'.
Engineering
Jun 1, 2011
8
0
When Oscar Wilde said "conversation about the weather is the last refuge of the unimaginative" he was unaware of some of the more extreme weather on planets and moons other than Earth.
Space Exploration
May 10, 2021
0
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