Chapters in this book

1. Frontmatter i
2. Contents v
3. Preface vii
4. Acknowledgments xi
5. Introduction 1
6. 1 .Vision at the Threshold 11
7. 2. The Five Percent Solution to Vision 20
8. 3. A More Delightful Vision 31
9. 4 .A Burning Issue 43
10. 5. A SAD Tale 56
11. 6 .The Purple Disease 69
12. 7 .A Novel Method of Weed Control 80
13. 8 .Light and Beer 95
14. 9. Phycomyces, the Fungus That Sees 104
15. 10. Dictyostelium, the Amoeba and the Slug 116
16. 11. High Hopes for Hypericin 128
17. 12 .Turning on a Butterfly 139
18. 13 .Blue Moons and Red Tides 149
19. 14. Photosynthesis and the Great Salt Lake 161
20. 15. Too Much of a Good Thing 173
21. Appendix: A Menagerie of Molecules 183
22. Notes 201
23. Glossary 259
24. Index 269