TEOTWAWKI - The End Of The World As We Know It Ever heard this term?...
The Earth is like a sphere, rotating around a central axis. More than seven billion...
With the specification of latitudes and longitudes, it has become very easy to exactly pinpoint...
According to some sources there are 5.25 trillion pieces of plastic debris in the world's...
A sundial is a fascinating piece of equipment. It not only tells us directions but...
This rule is primarily used as a rule of thumb, a guesstimate, of the position...
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