91ɫ��Ƭ

Skip to content

Earth

Green invention special: Long-life solar cells

This week's "green" patent applications include a protective coating for solar cells, a way of predicting the health effects of nanotechnology, and a light-fed bioreactor

News

Solar cell speeds hydrogen production

Technology

Solar cell speeds hydrogen production

News

The power walk that charges your phone

Technology

The power walk that charges your phone

News

Biofuels emissions may be 'worse than petrol'

Earth

Biofuels emissions may be 'worse than petrol'

News

US pulls the plug on flagship clean coal project

Earth

US pulls the plug on flagship clean coal project

News

Super-efficient car to green up the highway

Earth

Super-efficient car to green up the highway

Features

Algae hold the key to the biofuel conundrum

Earth

Algae hold the key to the biofuel conundrum

News

Technology

Editorial: Don't mess with nuclear safety

Opinion

Technology

Sacking of nuclear official prompts row

News

Pitter-patter of raindrops could power devices

Earth

Pitter-patter of raindrops could power devices

Rain has been ignored as a source of electricity, but piezoelectric materials can generate charge with every drop

News

Earth

Europe unveils ambitious energy plan

News

Technology

'Smart heating' fits the bill

News

Earth

Coal: Bleak outlook for the black stuff

Features

Earth

Carbon-trading plans could boost nuclear power

News