An asteroid or comet impacting Earth is going to cause a huge amount of devastation - but just how devastating depends on the size of the object hitting us. I recently found a site run by Imperial College, London which will allow you to estimate the regional environmental consequences of an impact on Earth.
Fascinating, if a little morbid and a great way to round off your week.
Kamelion Returns To The Whoniverse... - The shape-shifting android Kamelion, one of the The Doctor's most overlooked companions, is making a comeback to the Whoniverse in a new trilogy of Big Fin...
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