News tagged with rotors

Vela Pulsar

(Phys.org)—This movie from NASA's Chandra X-ray Observatory shows a fast moving jet of particles produced by a rapidly rotating neutron star, and may provide new insight into the nature of some of the densest ...

Jan 08, 2013
5 / 5 (8) 6 | with audio podcast

Japan security firm to offer private drone

A Japanese security company plans to rent out a private drone that takes off when intruder alarms are tripped and records footage of break-ins as they happen, a spokeswoman said on Thursday.

Dec 27, 2012
4 / 5 (6) 3

Wind turbine with record-breaking rotors

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

Naturally adhesive

Until now most adhesives have been manufactured from petroleum-based materials. However, they can also be obtained from renewable raw materials -- for example from proteins, natural rubber, starch, or cellulose. ...

Jul 02, 2012
5 / 5 (3) 1

Using 'proton grease' to spin-up a molecular rotor

When designing the tiniest of possible machines, scientists have had far more success in creating molecular-size brakes than accelerators. But a team at the University of South Carolina has figured out how ...

Apr 12, 2012
5 / 5 (5) 1 | with audio podcast

Dutch 'flying car' takes to the skies

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 ...

Apr 03, 2012
4.3 / 5 (12) 8

Flying robots swoop and swarm as a team

Tech-savvy TED-goers watched in wonder as flying robots darted through tossed hoops, worked together in swarms and even formed a band to play trademark "James Bond" film theme music.

Mar 03, 2012
4.3 / 5 (12) 7

Extreme testing for rotor blades

Wind turbines are growing bigger and bigger – the diameter of their rotor blades could soon reach 180 meters. But that creates a need for larger test rigs capable of accommodating the blades for load ...

Apr 01, 2011
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