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Only the most confident of crossword-puzzle solvers fill in the boxes with a pen, so at least the answer written on a museum’s crossword artwork was likely correct.
A recent review of existing research has resulted in a compilation of the high-level cognitive tasks that pigs have been able to accomplish including using a mirror and showing empathy.
In a novel twist in cybersecurity, scientists have developed a self-cleaning, self-powered smart keyboard that can identify computer users by the way they type.
