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Technology

Crossed wires

The first transatlantic cable was seen as a folly and a hoax. But, says Tom Standage, it heralded the greatest communications revolution in history

Breathe easy

As cities choke on polluted air, purification technology is developing rapidly. Natasha Loder takes in a lungful

Shock it to me

Can you become a better person by electrocuting yourself? Jonathan Beckman steels himself for a bolt from the blue

Tongue tried

Can the internet breathe new life into a dying language? Jonathan Beckman learns a smattering of Ainu

Feel the noise

Tech companies used to focus on packing more tunes in less space. Now, as Jennifer Brown discovers, they are working out how to re-create the immediacy of live performance in your own home

Ye Olde Photoshoppe

Today image modification simply requires a tap of a smartphone app. But, says Tom Standage, the manipulation of photographs goes back a surprisingly long way

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