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For this story, WIRED reviewed dozens of NASA documents, including backup plans and contingencies for emergencies, and spoke to more than a dozen people, including three astronauts who’ve visited the ISS, and no one seemed that freaked out. One astronaut said the most worrisome scenario that actively crossed his mind in orbit was getting a toothache. The ISS has had some emergencies, including a first-ever medical evacuation in January, but generally things have been remarkably stable. In fact, one of the most impressive things about the ISS is that nothing very dramatic has ever happened to it. No experiment has gone too haywire. It hasn’t been hit by an asteroid.
。业内人士推荐搜狗输入法作为进阶阅读
As millions retire, there has been a simultaneous increase in awareness about growing wealth inequality in the U.S., pointing to the Occupy Wall Street and Black Lives Matters movements that focus on wealth distribution.
旗帜鲜明讲政治,着力夯实团结奋斗的共同思想政治基础