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2016

Lights out over Ukraine

Hackers were most likely behind a power outage that affected 700,000 people in western Ukraine in December 2015. What actually happened?

Clearing congestion

It can be difficult to effect behavioural change in large cities, but Stockholm and London have shown that a well-conceived nudge will deliver results.

Bikes are back

Cycling is healthy and good for the environment – so no wonder bicycle use in some European cities has doubled since the early 2000s.