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Ancient burial chamber revealed

A laser-scanning project has revealed what's hidden inside Maeshowe, the 5000-year-old tomb in Orkney, off the north coast of Scotland

Enigma Number 1695

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Kitchen alchemy

Ant party

Hot metal

Sideways glance

Photo exhibition brings new light to ocean depths

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Smoke without fire

Ropey soap

Superspex

Straight and narrow

Wall-to-wall webbing