News tagged with radio waves

Cellphone cancer warning falls lightly on US ears

(AP) -- News last week that an arm of the World Health Organization said cellphones might raise the risk of brain cancer has been greeted by Americans mostly with a shrug of the shoulder - one that's pinning ...

Jun 06, 2011
not rated yet 1

First signal received by future telescope

An historic milestone was reached recently in Australia's bid to host the Square Kilometre Array telescope - a future international radio telescope that will be the world's largest and most sensitive.

Mar 03, 2010
4.2 / 5 (13) 0

RFID could revolutionize the supply chain

Imagine you're at the grocery store the week before Thanksgiving and many of the items you're looking for are sold out. The employees restocking the shelves can't keep up with consumer demand. To make matters worse, you arrive ...

Sep 20, 2010
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White House seeks spectrium for public safety

(AP) -- The Obama administration is throwing its support behind a plan to give a valuable chunk of radio waves to police officers, firefighters and emergency medical workers to build nationwide wireless broadband network ...

Jan 27, 2011
not rated yet 1

Pushing the envelope

(PhysOrg.com) -- G327.1-1.1 is the aftermath of a massive star that exploded as a supernova in the Milky Way galaxy.

Oct 05, 2010
4.4 / 5 (21) 1

Cassini Sees Lightening on Saturn

(PhysOrg.com) -- NASA's Cassini spacecraft has captured images of lightning on Saturn. The images have allowed scientists to create the first movie showing lightning flashing on another planet.

Apr 14, 2010
4.8 / 5 (5) 2