Why we'll still need waste in a circular economy

Every year, we buy 30 billion tonnes of stuff, from pizza boxes to family homes. We throw out or demolish 13 billion tonnes of it as waste—about 2 tonnes per person. A third of what we discard was bought the same year. ...

New app aims to automate drones for good

Researchers at Cranfield University have developed a smartphone app which can connect with off-the-shelf drones and send them to autonomously inspect multiple locations using coordinates received by SMS text message.