New street light runs on dog waste

Turning human and animal waste from problem to energy source is not new, animal dung has been used as fuel since the neolithic period. But a pilot project is showing dog poo can be used to fuel street lighting.

Light pollution transforming insect communities

(Phys.org) -- Street lighting is transforming communities of insects and other invertebrates, according to research by the University of Exeter. Published today in the journal Biology Letters, the study shows for the first ...

Bright lights: big cities at night

As the days grow shorter and the temperatures drop in Europe, test your geography skills in the warmth of your home – while helping scientists to pinpoint light pollution.

Stop traffic crashes: Switch on the lights

Street lighting provides a simple, low cost means of stemming the global epidemic of road traffic death and injury. Low income countries should consider installing more lights, and high income countries should think carefully ...

Highly economical LED street lights tested in practice

Researchers of Karlsruhe Institute of Technology (KIT) have developed a novel, even more economical LED street light. They replaced conventional high-performance diodes by a special array of weaker LEDs and, thus, succeeded ...

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