Dung beetles navigate better under a full moon

Of all nocturnal animals, only dung beetles can hold their course using polarized moonlight. Researchers at Lund University in Sweden have now shown that beetles can use polarized light when its signal strength is weak, which ...

Europe's first 'eTree' puts down roots in central France

A solar tree with giant square leaves that convert sunlight into electricity was unveiled in the central French town of Nevers on Monday, allowing passers-by to charge their phones, surf the internet... or just enjoy the ...

Light pollution shown to affect plant growth and food webs

Artificial night time light from sources such as street lamps affects the growth and flowering of plants and even the number of insects that depend on those plants for food, a study published today confirms.

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 ...

Insights from Uganda on why solar street lights make sense

Street-lighting is important. It allows informal vendors and traders to operate for longer hours and improves road and public safety. It also makes streets feel safer and more secure, especially for women.

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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