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Orchid Hunter: NOVA investigates an all-consuming passion for orchids, nature's most highly evolved plant.
Slide show and article

Orchid Gallery
Orchid Gallery Sample the surprising diversity of shapes and colors in this collection of 15 different orchid species.

A Plant With Smarts
A Plant With Smarts In this article and video clip, Susan Orlean, author of The Orchid Thief, muses about the orchid's "clever and unplantlike determination to survive."


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Great Amateurs
in Science

Great Amateurs in Science Thomas Jefferson. Arthur C. Clarke. Joseph Priestley. Meet 10 nonscientists who have made extraordinary contributions to science.

Classifying Life
Classifying Life What do a polar bear and a sea cucumber have in common? More than you might imagine. Find out in this game.


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