From winter to summer in six seconds: Incredible Nasa animation reveals just how changeable Earth's weather is (and shows why we are so obsessed with it)

The image above was captured on March 30, 2014, by the Visible Infrared Imaging Radiometer Suite (VIIRS) on the Suomi NPP satellite. The...

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Kruber Cave, the Deepest One In the World

 The Voroniya cave (Kruber caves or Krubera-Voronya) is the world’s deepest cave that has been studied by specialists. It is situated in ...

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