News tagged with free space


Research continues on secure, mobile, quantum communications

Technology / Engineering

created Oct 27, 2009 | popularity 5 / 5 (2) | comments 0

Researcher Dr. David H. Hughes of the Air Force Research Laboratory in Rome, N.Y. is leading a team investigating long-distance, mobile optical links imperative for secure quantum communications capabilities in theater.


Cognitive radio helps guarantee reachability of emergency services

Technology / Telecom

created Mar 02, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- A new approach to wireless communication will guarantee the reachability of emergency services in a better way. 'Cognitive radio', for which Qiwei Zhang (CTIT) developed new techniques, borrows free space ...





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Astronauts get extra moving time at space station (AP)

Astronauts get extra moving time at space station

Space & Earth / Space Exploration

created Nov 20, 2009 | popularity 4 / 5 (1) | comments 0

(AP) -- The astronauts aboard the shuttle-station complex are getting some extra moving time.


Study on free-space optical communication shows experimental evidence of a unique atmospheric effect

Physics / Optics & Photonics

created Mar 17, 2009 | popularity 4 / 5 (6) | comments 2

Three members of the faculty at Stevens Institute of Technology recently collaborated on a paper focusing on free-space optical communication, which appears in the latest issue of Optics Express.


Astro-bat feared dead after shuttle launch

Space & Earth / Space Exploration

created Mar 18, 2009 | popularity 3.5 / 5 (6) | comments 2

The seven astronauts onboard the space shuttle Discovery had an unexpected companion during their liftoff from the Kennedy Space Center earlier this week, the US space agency said.


Space Station video now live on Internet -- mostly

Space & Earth / Space Exploration

created Mar 11, 2009 | popularity 5 / 5 (1) | comments 1

(AP) -- NASA has started beaming live video from just outside the International Space Station, but there's a catch: The online feeds are available only when the station's crew is asleep or off duty.


The new iPhone 3Gs is displayed at an Apple store in June 2009 in San Francisco, California

New from NASA, an iPhone application

Technology / Software

created Oct 23, 2009 | popularity 4.6 / 5 (5) | comments 3

NASA is coming to the iPhone. The US space agency announced on Friday that it has created a free NASA application for the popular Apple smartphone and the iPod Touch.


Shuttle, station astronauts relax before parting (AP)

Shuttle, station astronauts relax before parting

Space & Earth / Space Exploration

created Mar 24, 2009 | popularity 3 / 5 (2) | comments 0

(AP) -- The astronauts aboard the linked shuttle-station complex are getting some time off before parting company.


Astronauts await word of baby girl on Earth (AP)

Astronauts await word of baby girl on Earth

Space & Earth / Space Exploration

created Nov 20, 2009 | popularity 5 / 5 (1) | comments 0

(AP) -- Atlantis' astronauts anxiously awaited word on the birth of one crewman's daughter Friday, as they moved more supplies into the International Space Station and geared up for another spacewalk.


Free online activity explains MESSENGER spacecraft's Mercury flyby on Sept. 29

Free online activity explains MESSENGER spacecraft's Mercury flyby on Sept. 29

Space & Earth / Space Exploration

created Sep 21, 2009 | popularity 3 / 5 (3) | comments 1

(PhysOrg.com) -- NASA's MESSENGER spacecraft will fly past the planet Mercury on Sept. 29, and a free online simulator created by staff at Montana State University's Burns Technology Center helps explain how ...


GOCE

GOCE satellite achieves drag-free perfection (w/Videos)

Space & Earth / Space Exploration

created May 26, 2009 | popularity 4.8 / 5 (19) | comments 11

(PhysOrg.com) -- ESA's gravity mission GOCE has achieved a first in the history of satellite technology. The sophisticated electric propulsion system has shown that it is able to keep the satellite completely ...


Ulysses discovered that the magnetic fields of the sun spread their influence across the whole solar system

Scientists bid adieu to plucky solar probe

Space & Earth / Space Exploration

created Jun 30, 2009 | popularity 4.3 / 5 (4) | comments 1

US and European scientists were Tuesday bidding farewell to the tenacious solar probe Ulysses which has been recording data around the sun for more than 18 years, four times longer than planned.



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