Maths tells when to be more alert on the roads

Technicians from Madrid City Council and a team of Pole and Spanish researchers have analysed the density and intensity of traffic on Madrid's M30 motorway (Spain) throughout the day. By applying mathematical algorithms, ...

A new generation of acoustic measurements

NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.

Chaotic laser brings out higher precision OTDR

Professor Wang Yun Cai and his student Wang An Bang reported a new concept of optical time domain reflectometry (OTDR) based on a chaotic light correlation method. This will be useful for precise fault location in fiber links ...

What spooks the stock market in October?

(PhysOrg.com) -- October ushers in the fourth quarter, falling leaves, football and in some, now infamous, years, financial meltdowns. Is the tenth month of the year more prone to stock market crashes than others? Economics ...

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