The unmanned aerial vehicles (UAV) designed for plateau missions are usually installed with high span chord ratio wings, which provide more lifting force at a relatively low airspeed. Such UAVs, however, tend to lose their ...
Engineering
Dec 31, 2015
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47
With an estimated 1.6 billion tonnes of water ice at its poles and an abundance of rare-earth elements hidden below its surface, the moon is rich ground for mining.
Space Exploration
Feb 2, 2015
28
177
An aircraft with a parallel hybrid engine – the first ever to be able to recharge its batteries in flight – has been successfully tested in the UK, an important early step towards cleaner, low-carbon air travel.
Energy & Green Tech
Dec 23, 2014
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The design for SpaceX's Starship (aka. Big Falcon Rocket) is really starting to come together. Over the holidays, sections of the Starship Hopper (a miniature version of the Starship) were photographed at the company's South ...
Space Exploration
Mar 29, 2019
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92
The technology, which sounds straight out of a science-fiction movie, has enough reality to it for the United Kingdom government to offer $90.62 million (£60 million), in stages, to a company looking to develop the engine.
Space Exploration
Jul 17, 2013
65
0
(PhysOrg.com) -- NASA and the Air Force Office of Scientific Research, or AFOSR, have successfully launched a small rocket using an environmentally-friendly, safe propellant comprised of aluminum powder and water ice, called ...
Space Exploration
Aug 21, 2009
4
0
If the mission sounds impossible, that's because it is—at least with today's technology: Build a three-pound flying machine that can, under its own control, take off, fly through a window into a model building, avoid security ...
Engineering
Aug 2, 2013
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0
An unmanned spacecraft bankrolled by Amazon.com Inc. CEO Jeff Bezos failed during a recent test flight.
Space Exploration
Sep 3, 2011
31
0
(PhysOrg.com) -- A small robotic surveyor arrives to explore a near-Earth asteroid. Another robotic spacecraft is returning to Earth with a pristine comet surface sample. Meanwhile, a robotic explorer is approaching Uranus, ...
Space Exploration
Apr 15, 2011
8
0
(PhysOrg.com) -- Researchers are developing a new type of rocket propellant made of a frozen mixture of water and "nanoscale aluminum" powder that is more environmentally friendly than conventional propellants and could be ...
Nanomaterials
Oct 7, 2009
1
0
