NOVA takes viewers on a journey from the Galapagos Islands to the Arctic, and from the Cambrian explosion of animal forms half a billion years ago to the research labs of today. Here scientists are finally beginning to crack nature's biggest secrets at the genetic level. And, as NOVA shows in this absorbing detective story, the results are confirming the brilliance of Darwin's insights while exposing clues to life's breathtaking diversity in ways the great naturalist could scarcely have imagined.

Mike learns about paint bulking and how to make maple syrup the old-fashioned way.

When Veronica's sexy magician boyfriend Mordor comes to town and she starts slacking off at work big time, Ted tries to interfere in her love life to get her back on track. Meanwhile, Lem is perplexed when he is mysteriously given a bright red lab coat while everyone else has plain white ones... is someone at Veridian trying to tell him something?

The governors arrive at the school to see how the merger is going. Max decides to use the day to try and persuade them to fire Rachel. When Rachel realises she cant work with Max anymore she offers her resignation.A talent contest is held at the school to celebrate the end of term. Grantly is upset that nobody has realises he has been teaching at the school for 25 years. Phillip is warned by Max to keep quiet about what happened. Kim is shocked when Phillip admits the truth to her.