News tagged with radio frequency technology

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
3 / 5 (1) 0

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
3 / 5 (3) 9

LED lights point shoppers in the right direction

Looking for an item in a large department store or mall can be like searching for a needle in a haystack, but that could change thanks to a hybrid location-identification system that uses radio frequency transmitters and ...

Jan 26, 2012
2 / 5 (2) 0 | with audio podcast

UN sets stage for blazing fast new mobile devices

(AP) -- A United Nations telecom meeting has approved the next generation of mobile technology, which experts say will make devices 500 times faster than 3G smartphones and eliminate the wait time between the tap of a finger ...

Jan 19, 2012
3 / 5 (2) 1

Technology tracks birds visiting feeders

To study bird feeding and breeding behavior, ornithologists used to tag birds with colored bands and then painstakingly track the birds' activity. But now, an existing technology repurposed for tracking birds ...

Jan 06, 2012
5 / 5 (2) 0