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diet and exercise

weekly ART drugs

Health

Monthly injections could replace daily pills for people with HIV

A two-year trial has found that long-acting injections of antiretroviral therapy work just as well or better at controlling HIV than daily pills

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The great polar mystery: closing in on the truth

Earth

The great polar mystery: closing in on the truth

Culture

Oil rig

Earth

California climate case turns up the heat on fossil fuel giants

Comment

plastic bottles

Earth

Throwaway culture: The truth about recycling

Features

someone taking a blood test

Health

Prenatal test spots genetic anomalies linked to miscarriage

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blue whale skeleton suspended from the ceiling

Life

The day Hope the whale stole the show

Culture

Volvo XC90 SUV

Technology

Hailing e-Volvos as imminent saviours of the planet is nonsense

Comment

A bus being filled with biofuel

Earth

Use waste rather than crops for biofuels, says UK report

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fossil teeth

Humans

A mouthful of history: How teeth reveal our evolutionary past

Culture

humpback whale feeding next a salmon hatchery

Life

Whales sneak into shallow water to eat salmon from hatcheries

Humpbacks have been spotted feeding on baby salmon bred for release into the wild to restock fisheries for the first time, competing with fishermen

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Physics

Mathematics has a bad hair day

Culture

Earth

Invisibility cloak makes solar panels work more efficiently

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Space

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

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Health

Eating lots of sugar when pregnant may raise risk of allergies

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