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我们每天的生活于此紧密相关:剃刀的精确度及为什么饮料看以来都不相同

 昵称535749 2012-06-21

我们每天的生活于此紧密相关:剃刀的精确度及为什么饮料看以来都不相同

手动剃须刀要比电动剃须刀提出更为光滑的面颊,这点毋庸置疑。

但是现在我们能更精确的看到这个差别到底有多大。

科学家在电镜下看到了两种不同的胡须。

Under the microscope: The hair on the left was precisely cut by a razor, while the hair on the right was cut by an electric shaver and, by contrast, is jagged and appears as if it was ripped from its root

在电镜下,左边的头发是由手动剃须刀剔出,而右边是电动剃须刀剔出的,它层次不齐就好像是从根部被卷起一样。

左边用手动剃须刀剔出的头发则相对整齐。

电子的波长小于光波,因此它可以用来观察更小的物体。
Artist William Legoullon photographs samples of drinks consumed by millions each day in extreme close-up. Here is a drop of coffee
Willam Legoulion是一位来自美国亚利桑那州凤凰城的艺术家,他在很近的视角下拍摄了数以万计的饮料的照片。
Liquid magic: Another drop of coffee, this close-up looks like the rocky terrain of a faraway planet such as Mars
 
Psychedelic majesty: This image of red wine appears as if two birds are flying through a red blood sky
 
Traditional: A drop of tea has a cleaner look dotted with black marks
 
Beer, on the other hand, takes on the form of an ancient map that has had one corner burned away


他得出的结论很不寻常,

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