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'Is that a rift in space-time, daddy, or just a cloud?'

Earth

'Is that a rift in space-time, daddy, or just a cloud?'

Australian storm-chasing photographer Nick Moir threw the kids in the car and tore off to catch this shot of squall line hitting Sydney

Regulars

Farm salt poisoning costs $27 billion annually

Earth

Farm salt poisoning costs $27 billion annually

News

Australian skies lit up by 80,000 lightning strikes

Earth

Australian skies lit up by 80,000 lightning strikes

Regulars

Arctic melt means more severe winters likely - for now

Earth

Arctic melt means more severe winters likely - for now

News

Ban of vulture-killing drug in India is working

Earth

Ban of vulture-killing drug in India is working

News

Campaign blunts Vietnamese demand for rhino horn

Life

Campaign blunts Vietnamese demand for rhino horn

News

Spanish amphibians struck down by virus attack

Life

Spanish amphibians struck down by virus attack

News

What would a world without fossil fuels look like?

Earth

What would a world without fossil fuels look like?

Features

Lighting cities with cheap, glaring LEDs is a dim move

Earth

Lighting cities with cheap, glaring LEDs is a dim move

Comment

Pentagon warns the US military of climate change

Earth

Pentagon warns the US military of climate change

A US Department of Defense report says the impacts of climate change could fuel armed insurgency and challenge governments, and aims to prepare the US army for the worst

News

Earth

5 reasons to worry about a quagga mussel invasion

News

Earth

Wild panda land threatened by China's forest reforms

News

Earth

Acid damage to coral reefs could cost $1 trillion

News

Earth

The world is warming faster than we thought

News