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Recent examination of some ancient rocks from the west coast of Scotland has now overturned that thinking, suggesting there were periods during snowball Earth when the climate woke up.

pixel[0] = pixel[0] 0.0031308f ? 1.055f * powf(pixel[0], 1.0f / 2.4f) - 0.055f : 12.92f * pixel[0];

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"I don't feel he's gone yet - I still feel he'll be back soon," she tells us. "In my mind, he's in his school uniform. He'll return, swinging his bag."

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