Generating electricity from vibrations in road surface works

A pilot research project into vibration energy on the N34 provincial motorway near Hardenberg in the eastern Netherlands has shown that vibration energy as a local energy source is a sustainable alternative for the batteries ...

New holographic camera sees the unseen with high precision

Northwestern University researchers have invented a new high-resolution camera that can see the unseen—including around corners and through scattering media, such as skin, fog or potentially even the human skull.

AMA report affirms human health impacts from LEDs

A groundbreaking report recently released by the American Medical Association (AMA) Council on Science and Public Health affirms known and suspected impacts to human health and the environment caused by light emitting diodes ...

Sustainable light achieved in living plants

The movie Avatar evoked an imaginary world of lush bioluminescent jungles. Now the popular fascination for sustainably glowing foliage is being realized through advances in designer genetics. This week in Nature Biotechnology, ...

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.

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 ...

Smart cities vs. 'locked-in' cities

One of the key issues facing modern cities today is municipalities being locked in to technology from a single provider, and instead ensuring they are free to transition to the most convenient products and services for citizens ...

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.

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