Not so much walking as rocking and rolling, a brain moves along a desk in a supremely pointless amateur video. Watch the shadow on the wall behind the brain...
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In movie fight scenes, punches often miss by a foot or more, but when sound effects are added, and the punchee adds an effective-looking recoil, we're convinced that the punch is "real." We've posted on this phenomenon before: when a "click" sound is played as two animated balls pass by each other…
A dung beetle performing a dance on top of its dung ball. The little jig apparently helps the pea-brained beetles navigate.
CREDIT: Emily Baird; Baird E, Byrne MJ, Smolka J, Warrant EJ, Dacke M / PLoS ONE
Do you have a favorite animal? Chemist Sir Harold Kroto does. It is the dung beetle. Why?…
How do we tell where an object is in a three-dimensional world when our eye only gives us two dimensions worth of information? Today's reading ("Moving Cast Shadows Induce Apparent Motion in Depth" by Daniel Kersten, Pascal Mamassian, and David Knill of the University of Minnesota [Perception, 1997…
Last week's post on how sound affects perception of visual events was the most popular post ever on Cognitive Daily, with over 15,000 visits. This was thanks to links from both Fark's technology page and digg.com. Yet commenters on both sites expressed disappointment with the demo. I wasn't…