venus flytrap
The trick to understanding evolution is less about finding good answer to questions, but rather, finding good questions to answer.
Read that sentence twice, because it is very important.
Years ago, Niko Tinbergen developed a method of formulating questions about biology. I'm pretty sure the Tinbergenian method has not been integrated into most science standards and teaching curriculum. It should be.
There are four types of questions one could formulate about a biological system, trait, or observation.
1) Mechanistic. How does this thing work? What cellular processes are involved in a…
tags: Venus flytrap, plant, biology, mechanics
A Venus flytrap lies open, waiting for an insect to set off its trap. Lakshminarayanan Mahadevan and colleagues have shown that the plant uses stored elastic energy to operate its hinged leaves.
Image: Yoel Forterre.
How does the venus flytrap accomplish what most people cannot? How does a mere plant capture live flies? The mystery of the Venus flytrap's rapid movement lies in storing and releasing elastic energy, says Lakshminarayanan Mahadevan, who is the Gordon McKay Professor of Applied Mathematics and Mechanics at Harvard University.…