Columbia University

There's nothing more frustrating than a terrible Wi-Fi connection getting in the way of streaming your favourite show. But social media users have been amazed after learning a simple hack that could make the 'spinning wheel of death' a thing of the past. A viral post suggests: 'Put an aluminium foil behind your Wi-Fi router and thank me later!!!' While it might sound like nonsense, scientists say that this cheap trick really does work....read