Clockwork plants

(PhysOrg.com) -- How do plants tell the time and the passing of the seasons? Plant scientists are enlisting the help of engineers in their quest to uncover the rhythms of circadian clocks.

If you want to include this story in your blog, copy and paste this formatted text:

<p><a href="http://www.physorg.com/news157216701.html">Clockwork plants</a></p> <p>(PhysOrg.com) -- How do plants tell the time and the passing of the seasons? Plant scientists are enlisting the help of engineers in their quest to uncover the rhythms of circadian clocks.</p>