Two months ago, I told you that bees could be trained to find land mines. Now, researchers from University College London (UCL) have shown that bees are able to solve complicated color puzzles. In their study, bees were trained to find artificial flowers containing a nectar reward and colored in blue. Then they removed the nectar and put at random artificial flowers illuminated by yellow, blue, yellow and green lights. But wherever the blue flowers were, the bees continued to select them even if there was no longer a reward. These findings may soon lead to the design of sophisticated visual systems for autonomous robots. Read more...
Sources: UCL news release, October 31, 2005; Bethany Halford, for National Geographic News, November 1, 2005; and various web sites
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