News tagged with radio frequency technology

German study supports free "Super WiFi"

The need for the wireless transfer of data will increase significantly in the coming years. Scientists at the Karlsruhe Institute of Technology (KIT) therefore propose to turn some of the TV frequencies that ...

Nov 24, 2014
4.7 / 5 (3) 0

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