Big stretch

日期:2019-03-06 06:12:08 作者:寿扫诏 阅读:

By Hazel Muir STRETCHY materials, such as rubber or melted cheese, get thinner when you pull them, right? Well, not always. A few substances do the opposite—they get wider when stretched—and a group of scientists now believes that the superdense shells of neutron stars have this odd property. This could shed light on starquakes, in which giant cracks tear through neutron star crusts,