quarta-feira, 12 de fevereiro de 2014

CONTRASTE

Sakurajima Volcano with Lightning

Why does a volcanic eruption sometimes create lightning? On this picture, the Sakurajima volcano in southern Japan was caught erupting in early January 2013. Magma bubbles so hot they glow shoot away as liquid rock bursts through the Earth's surface from below. This image is particularly notable, however, for the lightning bolts caught near the volcano's summit. Why lightning occurs even in common thunderstorms remains a topic of research, and the cause of volcanic...
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Stag Stuff
We're staying home for this one - it's a shot of the mini lighthouse in Cardiff's Roath Park, Wales.
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