News tagged with frequency

Disappearing homing pigeon mystery solved

Homing pigeons are usually remarkably efficient navigators, however, on rare occasions, things go drastically wrong. So, when Jon Hagstrum of the US Geological Survey read in his local newspaper about two ...

Jan 30, 2013
4.4 / 5 (10) 0 | with audio podcast

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

World class circuits by chip architects

Thanks to their designs, the battery of a mobile phone stays charged for longer, the signal is better and more data can be transmitted for a lower price. The Integrated Circuit Design group headed by Prof. ...

Jan 22, 2013
5 / 5 (2) 0

Clamorous city blackbirds

(Phys.org)—Animals have developed a variety of strategies for dealing with increasing noise pollution in their habitats. It is known, for example, that many urban birds sing at a high pitch to differentiate ...

Jan 11, 2013
4.3 / 5 (3) 0 | with audio podcast

The guide to biomolecular movie-making

High-speed atomic force microscopy (HS-AFM) is providing the means to produce dramatic footage of moving biomolecules, and scientists at Kanazawa University leading the field.

Jan 04, 2013
not rated yet 0

Cutting light with a comb

(Phys.org)—Quantum physicists from ETH Zurich have discovered special properties in a laser, thanks to which portable devices can be built to analyse gases and liquids accurately and reliably in the future.

Dec 14, 2012
5 / 5 (8) 0 | with audio podcast