“Legally, the situation is now fully clarified,” says Claus Kress, a professor of international law at the University of Cologne.

科隆大学国际法学教授克劳斯.克莱斯说“法理上，情况已经完全理顺了”。

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Dark chocolate — not white chocolate — lowers high blood pressure, say Dirk Taubert, MD, PhD, and colleagues at the University of Cologne, Germany.

德国科隆大学的医学博士和哲学博士——Dirk Taubert，和他的同事们说黑巧克力——不是白巧克力——可以降低高血压。

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Reinhard Strey of the University of Cologne is, however, having another go. He thinks he has cracked the main (and obvious) difficulty—that oil and water do not easily mix.

事实上这个方法很多年前便已为人知晓，但是之前试图将其转化为实践技术的尝试都失败了，然而克隆大学的莱茵哈德斯特雷现在又卷土重来，他认为自己已经攻克其中主要的（也是最明显的）的难关—油和水不易混合的问题。

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Reinhard Strey of the University of Cologne is, however, having another go.

ECONOMIST: To make engines cleaner, add H2O

Birte Englich, a psychologist at the University of Cologne, suggests exposing judges to the occurrence of biases and playing games that make them less susceptible.

ECONOMIST: Judges�� sentencing is erratic. Safety in numbers?