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pregnancy and birth

A bus being filled with biofuel

Earth

Use waste rather than crops for biofuels, says UK report

Liquid biofuels can help reduce carbon emissions, but the focus should be on making them from wastes such as cooking oil, says major review

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humpback whale feeding next a salmon hatchery

Life

Whales sneak into shallow water to eat salmon from hatcheries

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Mathematics has a bad hair day

Physics

Mathematics has a bad hair day

Culture

Solar panels

Earth

Invisibility cloak makes solar panels work more efficiently

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Sea of Ligeia Mare

Space

Titan's conditions could be just right to power US-sized colony

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Eating lots of sugar when pregnant may raise risk of allergies

Health

Eating lots of sugar when pregnant may raise risk of allergies

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bird

Life

How the living world was changed, by the woman who changed it

Culture

art Duxford

Technology

Futuristic artwork captures sounds to celebrate famous airfield

Culture

It's time we all burst our carbon bubbles

Earth

It's time we all burst our carbon bubbles

Leader

contraceptive pills

Life

The ethics issue: Should we impose population controls?

Future generations risk inheriting an overcrowded, suffocating planet. Taking action may mean what was taboo is now common sense

Features

Space

Arthur C. Clarke award makes science fiction a family affair

Culture

Health

Blood doping: Were Armstrong and Russia wasting their time?

Comment

Life

‘Missing link’ whale could filter feed and hunt larger prey

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Technology

The spongy fuel that's made from trees

Regulars

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