Twitter reveals it has filed a lawsuit against the US government to allow it to share more information with users about requests for their data.

A Californian man flew to Britain to abduct and have sex with a 14-year-old girl from Cornwall after grooming her over the internet.

A British woman has died after being taken ill in Nepal just after returning from a trek to Mount Everest base camp, police say.

Convicted drug cheats such as Justin Gatlin could benefit from taking banned substances for decades afterwards, say scientists.

The Lib Dem leadership appear to be heading for a showdown with party members over their plans to back airport expansion at Gatwick.

Nobel Prize winner John O'Keefe warns the government that polices on immigration and animal research are risking Britain's scientific standing.

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The International Criminal Court is holding the first of two days of hearings in which Kenyan President Uhuru Kenyatta will appear before it.