You would expect the North Pole to be all white, covered in snow and cold, but not at the moment, as the North Pole literally turned into a lake. Global warming or natural process?
The latest DNA analysis of around 7,000 years old male hunter-gatherer from Spain may shed some new light over the theory of why European's skin became lighter in color.
Facebook caches already shared pages for better performance, but this causes issues because Facebook can still show the older version of the page. Today we will learn how to refresh cache.
