News tagged with radio frequencies

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 ...

dateJul 18, 2013 in Astronomy
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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 ...

dateJul 01, 2013 in Engineering
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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 ...

dateJun 20, 2013 in Plants & Animals
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