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Lighting cities with cheap, glaring LEDs is a dim move

Earth

Lighting cities with cheap, glaring LEDs is a dim move

The roll-out of cheap energy-saving street lights with a bluish glare has little regard for people or wildlife. There is a better way, says Jeff Hecht

Comment

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One Per Cent

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Physics Nobel won for invention of blue LEDs

Technology

Physics Nobel won for invention of blue LEDs

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Snowflake-shaped networks are easiest to mend

Technology

Snowflake-shaped networks are easiest to mend

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Sunflower solar harvester provides power and water

Technology

Sunflower solar harvester provides power and water

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UN ready for climate change talks in New York

Earth

UN ready for climate change talks in New York

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Temperature-driven clock sparks new kind of generator

Technology

Temperature-driven clock sparks new kind of generator

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China clamps down on dirtiest coal to curb pollution

Earth

China clamps down on dirtiest coal to curb pollution

News

$Leaky wells, not fracking, polluted US drinking water$

Earth

Leaky wells, not fracking, polluted US drinking water

News

Urban wastelands worth millions for what they give us

Earth

Urban wastelands worth millions for what they give us

Abandoned lots in cities may seem like a waste of space, but the ecosystem services they provide can be worth hundreds of millions of dollars

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Space

Water-splitter could make hydrogen fuel on Mars

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Earth

Want to grow the UK economy? Invest in green energy

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Earth

'Reckless' BP faces $18bn fine for Deepwater oil spill

News

Technology

Race to electrify rural Africa could help the West too

Analysis