Do you tend to be a logical, detail-oriented thinker, or the more imaginative, big-picture sort? This link at Australia's Herald-Sun asks if you see the rotating dancer turning clockwise or anti-clockwise and provides an interesting look at the difference between right and left brain thinkers.

Via boingboing -- Leatherman has introduced its 25th anniversary Argentum collection, with special editions ranging from $12,000 to $40,000. They're decorated for show, but built to be functional.

See more here.

Bob Kearns came up with the idea of the intermittent windshield wipers and shared it with the U.S. auto industry. Then he spent the rest of his life fighting the carmakers who allegedly took credit for his invention.

See the trailer here.