All Y chromosomes in existence today are descended from a single ancestor's who is thought to have lived about 140,000 years ago.

现在存在的所有 Y 染色体都来自于一个被认为生活在大约14万年前的同一祖先。

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“Natural selection is shaping the Y and keeping it vital to a degree that is really at odds with the idea of the last 50 years of a rotting Y chromosome, ” Dr. Page said.

佩奇博士说：“自然选择塑造了Y染色体，50年来，我们为Y染色体的退化争论不休，自然选择论更是加剧了这种争论。

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I inform you that I have taken into partnership with Mr. Y., who has for many years acted as my manager.

我已请多年在我公司担任经理的Y .先生做为我的合伙人。特此奉告。

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How did Gen Y (18-29 years old) get such a terrible reputation?

FORBES: Gen Ys! You Will Listen!

More than half, 51 percent, of the Gen Y women (females between 18-29 years old) LinkedIn surveyed noted that they are being or have been mentored by women.

FORBES: Choose the Right Mentor to Advance Your Career

Contrary to what most of you might guess, the highest rate of entrepreneurial activity over the last few years is not Gen-Y young upstarts, but Baby Boomers in the 55-64 year age group.

FORBES: Boomers are Driving a New Entrepreneurship Boom