HealthThe social media ban is an experiment – here’s how it will be studied Å®ÉúСÊÓÆµs have long grappled with how to measure the effect of social media on children. Now, the UK government has announced a total ban for everyone under 16, and researchers are rushing to design rigorous studies before it comes into effect News
HumansThe 5 worst ideas of the 21st century – and how they went wrong They offered so much promise, but ultimately turned sour. These are the most disappointing ideas since the turn of the millennium Features