What happens if the piece of sand has gotten stuck in your eye?

如果那粒沙子卡在了你的眼睛里怎么办？

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Whether you have an existing sleep condition or you've always gotten regular shut-eye, there's a chance you could be hurting once the clock falls back on Sunday.

无论你现正存的睡眠习惯还是过去养成规则睡眠习惯，在周日时钟后调以后都有可能受到影响。

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As good as they've gotten, the imaging chips in traditional digital cameras still fall far short of the human eye, and even film, when it comes to dynamic range.

FORBES: Sensitive Sensor