I've heard people argue that it would be against anyone's self-interest to cheat in science because cheating will be caught when someone tries to replicate the experiment and fails.

我曾听说有些人认为学术作假是不会为自己带来任何好处的，因为当你企图复制别人的实验成果时，这种欺骗始终是会被发现的。

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Some projects are completely free and provide only the plans for others to build their projects, and some, like the recent crowd of desktop 3-d printers, even provide the means to self-replicate.

有些项目是完全免费的，且只为他人提供构建其项目的计划，并且有些项目，比如最近很热门的桌面3 - D打印机，甚至可提供自复制的方式。

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According to scientists, life began when chemistry begat biology-that is, when simple molecules assembled into more complex molecules that then began to self-replicate.

依照科学家的观念，生命起始于化学产生生物之际，也就是说，在一些简单的分子组合成更复杂的分子并开始进行自我复制之时。

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The 4D printing concept draws inspiration from nature which already has the ability to self-replicate.

BBC: TED 2013: 4D printed objects 'make themselves'

Grown in a petri dish, the synthetic bacterium looks almost identical to the natural version and can similarly self-replicate.

FORBES: 'Artificial Cells' May Provide Souce Of Algal Fuel

Now, researchers say they've come up with primitive robots that can self-replicate.

NPR: Birds Do It, Bees Do It�� Now Robots Do, Too