An extinct giant turtle had a horned shell up to three metres (10ft) big that it may have used for combat, scientists say.

The Stupendemys geographicus used to live in a humid swamp teeming with life five to 10 million years ago, in what is today a desert area in Venezuela.

The species, which was the largest land turtle of all time, was first

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The family of a British backpacker missing in New Zealand have told Sky News they are struggling to cope as searches continue for a fourth day.

Stephanie Simpson, from Essex, was last seen on Saturday, when it is believed fellow hikers spotted her walking along Brewster's Track - a popular route in the Mount Aspiring National Park.

Ms Simpson had

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The party of India's prime minister Narendra Modi has suffered a stunning defeat in New Delhi's legislative assembly elections.

Voters resoundingly backed the incumbent Aam Aadmi Party (AAP), or "common man's" party, which took 62 out of the 70 seats.

Mr Modi's right-wing nationalist Bharatiya Janata Party (BJP), which campaigned strongly to unseat

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The brutal murder of a young woman in Mexico has sparked worldwide outrage after pictures of her mutilated body appeared on the front page of a newspaper.

Ingrid Escamilla was found dead by officers at an apartment just north of the centre of Mexico City over the weekend, with her body having been skinned and left without organs.

Gruesome pictures

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Revealed: Five cities facing 'greatest climate change risk'Revealed: Five cities facing 'greatest climate change risk'

Bangkok, Amsterdam and Melbourne stand to be the cities most hit by climate change by 2050, according to new analysis.

Rising sea levels caused by an increase in global temperatures will hit Thailand's capital harder than any other, the Nestpick 2050 Climate Change City Index says.

The impact will be nearly 100 times worse than other coastal cities

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Two children and a baby have been pulled to safety from a house hit by an airstrike, as the Syrian regime continues its final push to clear rebels from Idlib.

Covered in dust, they are seen as they are carried from the wrecked building and put into an ambulance, in footage from a member of the White Helmets rescue team.

Two of the children were

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