Readers offer different perspectives on the fate of life on Earth should the sun vanish – and there may be hope for some https://www.newscientist.com/article/2586955-if-the-sun-suddenly-disappeared-how-long-would-life-on-earth-last/?utm_term=Autofeed&utm_campaign=echobox&utm_medium=social&utm_source=Twitter#Echobox=1789083424