[2271] Grandpa Jason and Grandpa Chad

  Title Text:The AARP puts the average age of a first-time grandparent close to 50, and the CDC has some data. But I don’t have first-parent age distributions for specific names, or generational first-child age correlations, so the dotted line…

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[2270] Picking Bad Stocks

Title Text:On the news a few days later: “Buzz is building around the so-called ‘camping Roomba’ after a big investment. Preorders have spiked, and…” Origin:https://xkcd.com/2270/ https://www.explainxkcd.com/wiki/index.php/2270:_Picking_Bad_Stocks 专选差股 几天后的新闻:在收到一笔巨大投资后,“野营用扫地机器人”收到越来越多的关注,预定量激增,而且…. http://xkcd.in/comic?lg=cn&id=2270 Cu… Read more

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[2269] Phylogenetic Tree

Title Text:And I was kicked out of my March Madness pool because I wouldn’t shut up about the evidence for NBA/ABA endosymbiosis. Origin:https://xkcd.com/2269/ https://www.explainxkcd.com/wiki/index.php/2269:_Phylogenetic_Tree 系统进化树 之后我不断证明ABA(美国篮球协会)其实是NBA(美国职业篮球联赛)的内共生体,又被“疯狂三月”联盟劝退了。 脚注: [1]疯狂三月:因为NCAA锦标赛的大部分比赛都在3月进行,实行单场淘汰制,所以被称为疯狂三月。 http://xkcd.in/comic?lg=cn&… Read more

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[2268] Further Research is Needed

Title Text:Further research is needed to fully understand how we managed to do such a good job. Origin:https://xkcd.com/2268/ https://www.explainxkcd.com/wiki/index.php/2268:_Further_Research_is_Needed 需要进一步研究 我们仍需进一步研究:究竟是如何完美解决所有问题的。 http://xkcd.in/comic?lg=cn&id=2268 研究论文通常以对这个主题进一步研究将有用的建议作为结尾。研究人员倾向于相信他们研究的任何话题都需要更多的研究……而且更重要的是,他们希望能够确保未来的资金投入,例如以续集的设置来结束电影。然而,… Read more

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[2267] Blockchain

Title Text:Blockchains are like grappling hooks, in that it’s extremely cool when you encounter a problem for which they’re the right solution, but it happens way too rarely in real life. Origin:https://xkcd.com/2267/ https://www.explainxkcd.com/wiki/index.php/2267:_Blockchain 区块链 区块链就像抓钩,如果碰巧你可以用它来解决遇到的问题那是非常酷的,但在现实生活中这概率太低了。 http://xkcd.in/comic?lg=cn&id=2267 该漫画是流程… Read more

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[2266] Leap Smearing

Title Text:Some people suspect that it started as a “No, I didn’t forget Valentine’s Day” excuse that got out of hand. Origin:https://xkcd.com/2266/ https://www.explainxkcd.com/wiki/index.php/2266:_Leap_Smearing 闰秒弥补 一些人怀疑这最初只是个“我没忘记情人节”的借口,结果玩大了。 脚注: [1]凌晨3点:实际上当时的时间是2月10日上午10:51,之所以是凌晨3:02是因为多出来的一天(闰日2月29日)平摊到28天内,也就是说28天包含696小时(28*24+24),那么比正常时间慢了… Read more

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[2265] Tax AI

Title Text:I ended up getting my tax return prepared at a local place by a really friendly pretrained neural net named Greg. Origin:https://xkcd.com/2265/ https://www.explainxkcd.com/wiki/index.php/2265:_Tax_AI 人工智能报税 最后,我通过当地预先经过良好神经网络训练的Greg帮忙,完成了纳税申报单。 脚注: {使用标准扣税法并详细列举指定信息,你可以指定多达1040位受益人减免2022财年的国家与地方所得税额。} http://xkcd.in/comic?lg=cn&id=2265 在美国提交纳税申报表的截止日期是4月15日,因此在此… Read more

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[2264] Satellite

Title Text:If you’re going to let it burn up, make sure it happens over the deep end of the bathtub and not any populated parts of the house! Origin:https://xkcd.com/2264/ https://www.explainxkcd.com/wiki/index.php/2264:_Satellite 人造卫星 如果你要让它自己烧光,确保它烧在浴缸最里面,而不是房子里任何有人居住的地方! 脚注: [1]凯斯勒症候群:这个概念是美国宇航局顾问唐纳德·凯斯勒提出的,它设想有一天低地球轨道上的垃圾实在太多了,以至于人造卫星和航天器经常被撞击,由此产生更多的太空垃圾,恶性循环,最后使得发射新的太空… Read more

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[2263] Cicadas

Title Text:After a while you adjust to the new cicadian rhythm. Origin:https://xkcd.com/2263/ https://www.explainxkcd.com/wiki/index.php/2263:_Cicadas 蝉 不一会儿,你就能适应这只蝉的生物钟了。 http://xkcd.in/comic?lg=cn&id=2263 蝉是一种昆虫,其若虫在地下挖洞并成年后繁殖繁殖。在北美,一种常见的物种是17年蝉,也称为定期蝉。这些蝉形成不同的育雏巢,每隔17年就会成群繁殖并出现,不同的育雏群会在不同的时间开始循环。结果是每17年有几周,当蝉群蜂拥而至时,当成年蝉死亡时,消失的速度也一样快。蝉还发出独特的嗡嗡声,这使它们的周期性出现更加… Read more

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[2262] Parker Solar Probe

Title Text:It will get within 9 or 10 Sun-diameters of the “bottom” (the Sun’s surface) which seems pretty far when you put it that way, but from up here on Earth it’s practically all the way down. Origin:https://xkcd.com/2262/ https://www.explainxkcd.com/wiki/index.php/2262:_Parker_Solar_Probe 帕克太阳探测器…

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