Thick clouds and an overcast sky obscured the view at the Indian village of Taregna.

厚厚的云层和乌云遮住了印度塔瑞格纳村的景色。

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Above is a still from video taken last October and uploaded onto YouTube of a giant halo in an overcast sky over Moscow.

以上是去年10月拍摄的一段视频，并上传到 YouTube 视频网站上，视频中一个巨大的光环笼罩在莫斯科上空。

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Amid chanting of Hindu hymns, men, women and children waded into the river with folded hands and prayed that the sun emerged in an overcast sky.

在印度教赞美诗的吟唱中，男人、女人和孩子们抱着双手，走到河中，祈祷太阳在阴沉沉的天空中出现。

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Find this orientation by looking through the crystal at the sky at a time when you can see the sun, mark the sun's direction on the crystal, and your mark will always point towards the sun when you match the beams from even a tiny patch of blue in an otherwise overcast sky.

ECONOMIST: How Norsemen found their way round in cloudy weather