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...out eight inches long, and is found in the deserts of Australia rather than swooping out the sky of Westeros. They survive, in part, because of a nifty trick they have for collecting water - their body is like a massive piece of guttering. A-Z of Animals explains: The body of the thorny devil has a very rigid structure which aids it in collecting water. Amazingly, in...

...out all the line they had he was sure that the weight had not touched the bottom, but how deep was it? He knew the ocean was deeper than his 400 fathoms of rope (~730 m) - so he concluded that his ship was over the greatest depths in the oceans! The development and use of a technique called SONAR (SOund Navigation And Ranging) revolutionised the investigation of the...

...out more about The Open University's Mathematics courses and qualifications Statistics... What is it? or What Are They? Most people have some sort of idea, or at least think they have, about what statistics is. But before we get into that, there’s a basic question to answer: is the word ‘statistics’ singular or plural? It looks like a plural because it ends in...

...out these layers – hard layers will stick out of the cliff whilst soft layers will form notches because they are less resistant to the erosive forces of the wind and waves. Sometimes these layers may be tilted, or even crumpled and folded – the result of intense pressure during later earth movements. If you can take a closer look at the rocks that make up these...