Is dark matter hiding in a higher dimension? Physicists are finally coming up with experiments that can give us evidence on whether extra dimensions really exist. https://www.newscientist.com/article/mg26334993-000-how-a-simple-physics-experiment-could-reveal-the-dark-dimension/?utm_term=Autofeed&utm_campaign=echobox&utm_medium=social&utm_source=Twitter#Echobox=1721476389