In early 2016, researchers from Michigan Tech University observed just two remaining wolves on Isle Royale.
2016年初,来自密西根理工大学的研究人员观察到皇家岛上只剩两只狼。
But researchers at Michigan Tech University have found a way of capturing infrared light and bending it around an object, making it invisible.
不过,密西根科技大学的研究人员已经发现了一种方法,可以捕获红外光并使其在物体周围发生弯曲,从而让物体隐形。
Impressively, Michigan had the third-highest number of clean-tech patents from 1999 to 2008, behind only California and New York, reckons Pew.
佩尤公众与媒体研究中心调查称,着实让人感慨的是,从1999年到2008年密西根州清洁能源科技专利高居第三,仅次于加利福尼亚州和纽约州。
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