News tagged with radio frequency

A new way to see space – even its junk

When a large radio telescope in the Australian outback was unveiled last week its improved sensitivity was immediately apparent. It transformed images of supernova remnants taken with last year's equipment ...

Jul 18, 2013
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Using RFID for fiber composites

Antennas that are capable of transmitting radio waves turn components into intelligent objects. Researchers have now found a way to embed these antennas in fiber composites. As a result, the technology also ...

Jul 01, 2013
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Making a beeline for the nectar

Bumblebees searching for nectar go for signposts on flowers rather than the bull's eye. A new study, by Levente Orbán and Catherine Plowright from the University of Ottawa in Canada, shows that the markings ...

Jun 20, 2013
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LOFAR discovers new giant galaxy in all-sky survey

A team of astronomers led by ASTRON astronomer Dr. George Heald has discovered a previously unknown gigantic radio galaxy, using initial images from a new, ongoing all-sky radio survey. The galaxy was found ...

Mar 20, 2013
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Push for futuristic guns builds on embattled past

It sounds, at first, like a bold, next-generation solution: personalizing guns with technology that keeps them from firing if they ever get into the wrong hands. But when the White House called for pushing ahead with such ...

Jan 28, 2013
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