4G cellular networks might not live up to hype

If today's fastest smart phones deliver e-mails and Web pages with the speed of a thoroughbred racehorse, then the next generation of phones - now rolling onto the runway - may feel like jet planes.

Facebook Lite On its Way

(PhysOrg.com) -- The social networking site Facebook has begun testing a simpler, no-frills alternative to its regular interface. The cleaner, uncluttered interface is particularly aimed at entry-level users new to social ...

How WWI codebreakers taught your gas meter to snitch on you

In the depths of night on August 5th 1914 the British Cable Ship Alert took the first significant action of World War I, severing the five German submarine cables that ran through the English Channel. This operation was a ...

Protecting privacy also means preserving democracy

What impact does the proliferation of new mobile technologies have? How does the sharing of personal data over the Internet threaten our society? Interview with Professor Jean-Pierre Hubaux, a specialist in communication ...

Researchers study best use of 'whitespace' spectrum

(Phys.org)—The demand for faster, more mobile Internet access for smartphones, tablets and laptops does more than strain the available space we have in our pockets and bags. There's a finite amount of wireless spectrum ...

Haiti text donations to Red Cross pass $5M (Update)

(AP) -- U.S. cell phone users have contributed more than $5 million in $10 increments to the Red Cross for Haiti disaster relief, by far the largest outpouring of support via mobile devices in history.

How smart technology gadgets can avoid speed limits

Speed limits apply not only to traffic. There are limitations on the control of light as well, in optical switches for internet traffic, for example. Physicists at Chalmers University of Technology now understand why it is ...

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