signalling
Not Exactly Rocket Science
Tag archives for signalling
Robots evolve to deceive one another
Posted by Ed Yong on August 17, 2009
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In a Swiss laboratory, a group of ten robots is competing for food. Prowling around a small arena, the machines are part of an innovative study looking at the evolution of communication, from engineers Sara Mitri and Dario Floreano and evolutionary biologist Laurent Keller. They programmed robots with the task of finding a “food source”…
Are red autumn leaves a warning sign to insects?
Posted by Ed Yong on April 15, 2009 Autumn is a time of incredible beauty, when the world becomes painted in the red, orange and yelllow palette of falling leaves. But there may be a deeper purpose to these colours, and the red ones in particular. In the eyes of some scientists, they aren’t just decay made pretty – they are a tree’s…