
Crystalising history to repeat itself
It might sound like one of the more repeatable plotlines from Dr Who, but we couldn’t let this one go by without comment. Scientists from a multinational team based in the UK, US and Finland have used supercooled helium to observe – for the first time – the interaction between one of nature’s weirdest materials, time crystals. Apparently, if you don’t have access to the right equipment, it’s a bit like poking a bowl of jelly, but different..