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Absent prions blow hole in BSE theory

Life

Absent prions blow hole in BSE theory

Abnormal prions might not be the infectious agents that cause BSE after all, prompting fears that UK testing might be missing some cases

News

Depleting oil supplies threaten 'meltdown in society'

Earth

Depleting oil supplies threaten 'meltdown in society'

News

Health

Genes may predict disease progression in AIDS

News

Earth

Brazil rides biofuel bandwagon to Africa

News

Virus traps: Weapons of mass deception

Health

Virus traps: Weapons of mass deception

Features

Light-harvesting nanowire could drive tiny devices

Technology

Light-harvesting nanowire could drive tiny devices

News

Earth

Mechanical 'fish' could tap turbulence for energy

News

Pentagon backs plan to beam solar power from space

Earth

Pentagon backs plan to beam solar power from space

News

Earth

Go nuclear for a third industrial revolution, says EC

News

Earth

Semiconductor uses the sun to split water

A chemical has been used to extract hydrogen from water using sunlight – it could prove an efficient way to make fuel for transport

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Technology

Grass-munching bugs could charge rural phones

News

Earth

Rocks could be novel store for wind energy

Features

Life

Slaughtering animals is no way to stop disease

Opinion

Health

HIV variant offers vaccine hope

News