What is clear is that receptors in the eye react to the visible blue part of the light, to work in such a way with the distribution of the sleep hormone melatonin.

很清楚的是，眼睛内的受体对可以察觉的蓝光部分会有所反应，以这样一种方式与所分布的睡眠褪黑激素起作用。

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In 2008, scientists from the University of Copenhagen, found that all people with blue eyes were descended from a single ancestor with a blue eye mutation who lived six to 10, 000 years ago.

2008年，哥本哈根大学的科学家们发现所有蓝眼睛的人都有一个共同的祖先，这位祖先生活在10,000年以前，眼睛出现蓝色变异。

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When it comes to eye colour though, the dark side was trounced by the light, with a massive 40.2 of men preferring blue eyes over any other colour.

而说到眼睛颜色，深色就不敌浅色了，多达40.2%的男士最喜欢蓝眼睛。

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Yes,it was this! He had the eye of a bird, a vulture -- a pale blue eye, with a film over it.

VOA: special.2009.05.16

The researchers say their system, called HIrisPlex, can predict either blue or brown eye colors with about 94 percent accuracy.

MSN: DNA can tell ancient human hair, eye color - Technology & science - Science - LiveScience | NBC News

Players across all sports are aware of the tax consequences of signing with a Canadian team, which is why high-priced free agents view the Blue Jays and Raptors with a wary eye when considering their options.

FORBES: Traded Marlins Players Will Take $2 Million Tax Hit In Canada

Ms Jiricna's eye-popping, blue-lit, glass spiral staircase connects the main hall with a new mezzanine floor.

ECONOMIST: The V&A's new jewellery gallery has much to show off about