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The rooftop power revolution

Earth

The rooftop power revolution

Solar panels, plug-and-go wind turbines, and a whole range of micro-generators are about to turn the electricity industry on its head

Features

HIV resistance carries West Nile virus risk

Health

HIV resistance carries West Nile virus risk

News

Clean-burn engine dodges ever tighter regulations

Technology

Clean-burn engine dodges ever tighter regulations

News

Spill or leak may have ignited oil depot blaze

News

World leaders unite in fight against HIV and AIDS

Health

World leaders unite in fight against HIV and AIDS

News

Earth

Energy diary helps correct bad habits

News

Health

No slowing in AIDS calamity

News

Health

Global HIV cases pass record 40 million mark

News

Health

Malaria may raise HIV risk to fetuses

News

Earth

Forests paying the price for biofuels

The drive for "green energy" in the developed world is having the perverse effect of encouraging the destruction of tropical rainforests

News

Earth

UK wind power takes a battering

News

Technology

Spoonful of sugar makes biofuel greener

News

Life

Is home test for HIV a good idea?

News

Life

Anti-HIV gene goes back millennia

News