News tagged with speed
Flipping a photonic shock wave
Nov 02, 2009 |
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A team of physicists has directly observed a reverse shock wave of light in a specially tailored structure known as a left-handed metamaterial. Although it was first predicted over forty years ago, this is ...
There's a speed limit to the pace of evolution, biologists say
Nov 02, 2009 |
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Researchers at the University of Pennsylvania have developed a theoretical model that informs the understanding of evolution and determines how quickly an organism will evolve using a catalogue of "evolutionary speed limits." ...
Gamma-ray photon race ends in dead heat; Einstein wins this round
Oct 28, 2009 |
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Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish ...
India says will start 3G auction in January
Oct 25, 2009 |
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India said Saturday a long-delayed auction of radio bandwidth for third generation (3G) telecommunications services will start in January and will be open to foreign companies.
The lotus's clever way of staying dry (w/ Video)
Oct 22, 2009 |
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An ancient Confucian philosopher once said, "I love the lotus because while growing from mud, it is unstained."
First White Spaces Network Brings Broadband Internet to Rural America
Oct 21, 2009 |
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For the first time in the U.S., unused TV broadcast channels freed up by the transition to digital TV are being used to wirelessly deliver high-speed Internet connectivity to business, education and community users. These ...
The Physics Of A Bump In A Rug
Oct 20, 2009 |
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Scientists often have to make sacrifices for their work. Physicist Dominic Vella chopped his bathroom rug into strips, and L. Mahadevan's coauthor ran off with his bookshelf. With these sacrifices, these two ...
LHC now colder than deep space
Oct 20, 2009 |
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(PhysOrg.com) -- The LHC (Large Hadron Collider) is once again colder than deep space as it is prepared for experiments to resume in late November.
Galactic magnetic fields may control the boundaries of our solar system
Oct 16, 2009 |
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The first all-sky maps developed by NASA's Interstellar Boundary Explorer (IBEX) spacecraft, the initial mission to examine the global interactions occurring at the edge of the solar system, suggest that the galac ...
Going plasmonic in search of faster computing, communications
Oct 16, 2009 |
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(PhysOrg.com) -- A team of European researchers has demonstrated some of the first commercially viable plasmonic devices, paving the way for a new era of high-speed communications and computing in which electronic ...
New Wi-Fi technology to let gadgets talk directly
Oct 14, 2009 |
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(AP) -- Starting in mid-2010, new versions of gadgets like cameras, cell phones and computers will be able to talk to each other using Wi-Fi without needing to connect to a wireless network first.
Computers Faster Only for 75 More Years? Physicists determine nature's limit to making faster processors
Oct 14, 2009 |
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With the speed of computers so regularly seeing dramatic increases in their processing speed, it seems that it shouldn't be too long before the machines become infinitely fast -- except they can't.
3D CMOS camera for your mobile?
Oct 14, 2009 |
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(PhysOrg.com) -- European researchers have created a world-leading camera in CMOS that can record photons at a million times a second. Best of all, it will be really cheap to manufacture, offering applications ...
2,200 applicants in play for federal Internet grants
Oct 12, 2009 |
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The federal government is sorting through 2,200 applications seeking $28 billion to bring high-speed Internet access to more people, officials said at an Orlando technology conference Monday.
Tough choices for feds giving out broadband money
Oct 11, 2009 |
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(AP) -- The federal government will soon start handing out the first $4 billion from a pot of stimulus funds intended to spread high-speed Internet connections to more rural communities, poor neighborhoods and other pockets ...
