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In Depth: Do we really need smart cities?

Introduction and making a smart cityBy 2030, around 92.2% of the UK population will be living in a city, according to the World Resources Institute. And cities consume a lot of energy, output most …

These 4 wearables could save your life

Wearables may not be dazzling us just yet with half-baked smartwatches and fitness trackers obsessed with 10,000 steps per day – but it’s not all doom and gloom.There are some brilliant…