Why US intelligence agencies hope the 'wisdom of the crowd'" can help them predict the future.

The growing trend for 'microwork' means the phone in your pocket could earn you extra cash one tiny job at a time.

In lean economic times, alternative financial systems are sprouting up around the world. And now they come with a digital twist.

YouTube's greatest hits of 2012 are a bizarre mix with seemingly little in common. So, is it possible to identify the secret ingredient of a viral hit?

Phone apps have become an unlikely tool in the effort to improve access to toilets and fresh water around the world.

Want to write a novel or release an album, but don’t have the money to do it? The founder of reddit has the answer.

Are the many cleverer than the few? Phil Ball explores the latest evidence on what can make groups of people smarter – but can also make them wildly wrong.

Your sex life, health, even your fertility – new tech tracks what our bodies are up to, but some people may be revealing more than they realise, says Jacob Ward