When scientists connect a gene to a disease, they often don't know what that gene does-the protein it makes or the process it regulates-or what factors turn it on or off, up or down.

当科学家们将基因与特定疾病联系在一起的时候，往往不知道这些基因起什么作用——这些基因能产生何种蛋白质或控制哪个过程——还有什么因素会促使它们开或闭，激活或睡眠。

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If you look up, you lose most of your momentum, and this slows you down on every part of the turn, including the push-off.

如果你看的话，你会损失大部分冲力，并且这会让你在转身的每个动作都减慢，包括蹬壁。

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Recently my furnace needed some repairs (unrelated to the Nest), and it was super convenient to be able to toggle it on and off from my iPhone in the basement instead of having to run upstairs, turn it on, run down to observe it, then run back up to turn it off.

FORBES: What Is It Like To Own A Nest Thermometer?