我上初中的时候，老师说人有两种性别。
我上大学修生物专业的时候，老师和我们说，除了两种性别之外，还有一些人和大多数男性或者女性的生理情况都不太相同，这就是间性别群体。老师还和我们介绍了SRY基因片段，这个基因片段的有无对性特征的发育影响甚大。
我修神经生物学硕士的时候，老师和我们说，性特征本身已经是非常多元，难以简单说清的事情了，性别更是基于社会和心理的概念，绝非我们以为的那么简单。
你也许听到很多人说，“性别只有男和女两种，这是科学”。我想说，这些人的科学概念还停留在TA们那个年代的初中教育。 source
BY 平权观察
Telegram has exploded as a hub for cybercriminals looking to buy, sell and share stolen data and hacking tools, new research shows, as the messaging app emerges as an alternative to the dark web.An investigation by cyber intelligence group Cyberint, together with the Financial Times, found a ballooning network of hackers sharing data leaks on the popular messaging platform, sometimes in channels with tens of thousands of subscribers, lured by its ease of use and light-touch moderation.
Traders also expressed uncertainty about the situation with China Evergrande, as the indebted property company has not provided clarification about a key interest payment.In economic news, the Commerce Department reported an unexpected increase in U.S. new home sales in August.Crude oil prices climbed Friday and front-month WTI oil futures contracts saw gains for a fifth straight week amid tighter supplies. West Texas Intermediate Crude oil futures for November rose $0.68 or 0.9 percent at 73.98 a barrel. WTI Crude futures gained 2.8 percent for the week.
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