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News tagged with force

Northwestern research team turns theory of static electricity on its head

(PhysOrg.com) -- Bartosz Grzybowski, a physical chemist at Northwestern University, and his team of colleagues offer evidence in a paper published in Science, that shows that what scientists have believed to be ...

Physics / General Physics

created Jun 29, 2011 | popularity 4.6 / 5 (20) | comments 31 | with audio podcast report

Unfasten your seatbelts aboard the ZERO-G

What child has not dreamed of breaking free from gravity's chains and floating, weightless, above Earth's surface?

Space & Earth / Space Exploration

created Jun 23, 2011 | popularity 5 / 5 (2) | comments 0

KUKA makes a robot that knows what it is picking up (w/ video)

(PhysOrg.com) -- Making a robot that can pick things up is not really a challenge anymore. Provided you calibrate your force sensors correctly the task is fairly simple. Making a robot that knows what it is picking up is ...

Electronics / Robotics

created Jun 20, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast weblog

Space Image: Flight test

In this image from November 2010, the U.S. Air Force's ACAT F-16D flew through Sierra Nevada canyons and past peaks during ground collision avoidance test flights.

Space & Earth / Space Exploration

created Jun 20, 2011 | popularity 5 / 5 (1) | comments 0

NASA's curiosity continues mobility checkouts

(PhysOrg.com) -- Spacecraft specialists at NASA's Jet Propulsion Laboratory, Pasadena, Calif., have been putting the Mars Science Laboratory rover, Curiosity, through various tests in preparation for shipment ...

Space & Earth / Space Exploration

created Jun 14, 2011 | popularity not rated yet | comments 0

Lighten up: Polaritons with tunable photon-exciton coherence

(PhysOrg.com) -- Of the many exotic and counterintuitive aspects of particle and quantum physics, exciton and polariton quasiparticles are among the most interesting. An exciton forms when a photon is absorbed ...

Physics / Optics & Photonics

created Jun 14, 2011 | popularity 5 / 5 (7) | comments 0 | with audio podcast feature

A molecule that switches on and off

A single molecule whose charge state and shape can be changed at will: the latest breakthrough at the CEMES should prove a key advantage in the race for miniaturization. In addition to controlling its charge ...

Nanotechnology / Nanophysics

created Jun 10, 2011 | popularity 4 / 5 (5) | comments 3

Ocean science satellite set to launch after delay

A rocket ferrying an Earth-observing satellite is set to launch on a mission to measure the saltiness of the ocean from space.

Space & Earth / Earth Sciences

created Jun 10, 2011 | popularity 5 / 5 (1) | comments 1

A big surprise from the edge of the solar system: magnetic bubbles (w/ video)

(PhysOrg.com) -- NASA's Voyager probes are truly going where no one has gone before. Gliding silently toward the stars, 9 billion miles from Earth, they are beaming back news from the most distant, unexplored ...

Space & Earth / Space Exploration

created Jun 09, 2011 | popularity 4.9 / 5 (35) | comments 25 | with audio podcast

NATO plans force to respond to cyber attacks

NATO wants to beef up its cyber defence capabilities with the creation of a special task force to detect and respond to Internet attacks, an alliance expert said Wednesday at a conference on cyber security ...

Technology / Internet

created Jun 08, 2011 | popularity not rated yet | comments 1

One tough microscope

When it comes to seeing how carbon dioxide behaves in a geologic storehouse, most instruments can't take the pressure. But, a new apparatus created by scientists at Pacific Northwest National Laboratory, Wright ...

Technology / Engineering

created Jun 03, 2011 | popularity not rated yet | comments 0 | with audio podcast

Researchers develop integrated nanomechanical sensor for atomic force microscopy

(PhysOrg.com) -- The atomic force microscope (AFM) is an important tool for nanoscale surface metrology. Typical AFMs map local tip-surface interactions by scanning a flexible cantilever probe over a surface. ...

Nanotechnology / Nanophysics

created Jun 02, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Scientists warn of more quake danger in N.Z.

New Zealand's earthquake-devastated Canterbury region faces an almost one-in-four chance of another powerful tremor in the next 12 months, government scientists said Tuesday.

Space & Earth / Earth Sciences

created May 31, 2011 | popularity 4 / 5 (1) | comments 0

James Webb space telescope ISIM on 'spin cycle'

Prior to taking a new telescope into space, engineers must put the spacecraft and its instruments through a "spin cycle" test for durability to ensure they'll still work after experiencing the forces of a ...

Space & Earth / Space Exploration

created May 30, 2011 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast

Juno solar panels complete testing

The three massive solar panels that will provide power for NASA's Juno spacecraft during its mission to Jupiter have seen their last photons of light until they are deployed in space after launch. The last ...

Space & Earth / Space Exploration

created May 30, 2011 | popularity 5 / 5 (6) | comments 1 | with audio podcast