一篇不错的科普： https://cosmosmagazine.com/physical-sciences/resistance-futile-super-science-superconductivity Technology Resistance is futile: the super science of superconductivity 现在科学家只能解释普通的超导现象，对于“非传统超导体材料”的超导现象还解释不了；此外，如果有人发现室 ...
连洋女大学生也要用男人包养的钱来交学费了。 U.S. Websites connect college students with ‘sugar daddies’ willing to pay the bills Candice Kashani graduated from law school debt-free this spring, thanks to a modern twist on an age-old arrangement. During her first year, she faced tuition and ...
不可想像，现在还有农村孩子这样上学，昨天看了电视，而且还上了外国媒体。 悬崖村连接现代文明的路有多长 Chinese kids who climb cliffside ladder home will get stairs BEIJING (AP) — Just to get home from school, they climb 800 meters (more than 2,500 feet) toward the sky — on a ladder made of bam ...
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