Yellowstone in the Dead of Winter, May '03
Health Benefits of House Plants, Apr. '03
Empty Nests and Silent Spring, Mar. '03
A Tree Frog Primer, Feb. '03
Micronesia—The Serengeti of the Sea, Jan.'03
The Poinsettia, Dec. '02
Wildfires, Nov. '02
Pacific Salmon: Crisis and Opportunity, Oct. '02
Ecology and Evolution, Sept. '02
Alaskan Tundra, May '02
Genes and Behavior, Apr. '02
Ancient Wings in the Spring: The Sandhill Crane, Mar. '02
Nepal—Land of Exceptional Altitudinal, Cultural, and Biological Diversity, Feb. '02
It's All in the Family: Our Vertebrate Connections, Nov. '01
Dome in the Range—Biosphere 2, Jan. '02
Caves: Hidden Treasures in the Depths of the Earth, Oct. '01
Little Garden Helpers—One Insect Plays Many Parts, Dec. '01
In Search of a Career?, Sept. '01
Eagles in My Viewfinder, May '01
North American Ancient Tortoises, Apr. '01
Our Changing Weather: Alaska as a Barometer, Mar. '01
Invertebrates—The spineless Wonders of the Animal Kingdom!, Feb. '01
Adventures of a Biologist in Africa, Jan. '01
The Natural Way to Better Health, Dec. '00
Savannah Ecology, Sept. '00
(The Sometimes) Vexing Vanquisher: Vaccine, Nov. '00
Raven Games, May '00
Life in the Sonoran Desert, Oct. '00
Clinical Depression, April '00
Renewable Energy, Sustainable Planet, March '00
Mermaids, Manatees, and Dugongs, Feb. '00
The Rainforests of Belize and Guatemala, Jan.'00
Mining, Minerals, and the Environment, Dec. '99
Forest Ecology, Nov. '99
The Dog, Oct. '99
Don't Abuse It—Let's Reuse It!, Sept. '99
The Biological Bounty of the Belizean Barrier Reef, May '99
Grizzlies on Top of the World, April '99
The Crocodilians: First Cousins of the Ruling Reptiles, March '99
Diet and Cancer Prevention, Feb. '99
You Gotta Have Heart, Jan. '99
Silent Partners: Pollinators, Dec. '98
Island Ecology, Nov. '98
Namibia—A Unique Biological Treasure—Trove, Oct. '98
Tobacco: A Complex Mosaic, Sept. '98
Medicinal Plants—Nature's Pharmacy, May '98
The Enigma of Vanishing Frogs, April '98
Water, Water Everywhere, But Not a Drop to Drink, March '98
Approaches to the Conservation of Plant Species, Feb. '98
(We Are All) Cyborg (Now), Jan. '98
Seasons of the Boreal Forest, Dec. '97
Chemical Warfare Agents: The Most Hazardous of Wastes, Nov. '97
Through the Looking Glass: A Window on the Unseen World, Oct. '97
A Field Study of the Thatching Ant, Formica obscuripes, in Colorado, Sept. '97,
The Pineapple: Hawaii's Fruitful Enterprise, May '97
Infertility: Hardships and Hopes, Apr. '97
Appalachian Weird Fungi, Mar. '97
A Curious Artist and Her Science: Maria Sibylla Merian, Feb. '97
Welcome to the Jungle—America's Ever-Changing Zoos, Jan. '97
Evolution and the Family Tree, Dec. '96
Lakes—Inland Aquatic Ecosystems, Nov. '96
Darwin's Mystery Disease, Oct. '96
Super Food: Agricultural Products and Genetic Engineering, Sept. '96
A Burning Issue, May '96
Making It in the Desert: The Large Plants of the North American Aridlands, Apr. '96
The Cutting Edge: Prospects and Problems for Biology Research on the Internet, March '96
Discovering Aquatic Worms, Feb. '96
A Novel Method of Weed Control, Jan. '96
Bioremediation: Part II, Dec. '95
Bioremediation: Part I, Nov. '95
The Plasmodium berghei Story, Oct. '95
Viruses and Their Role in Human Cancer, Sept. '95
A Snail's Eye View of Genetic Drift, May '95
Bone—A Living Tissue, April '95
The Life and Times of New Mexico Minnows, March '95
Terraforming Mars: The Final Frontier or the Last Crusade? ,Feb. '95
All About Wildflowers, Jan. '95
The Immune System and Transplantation, Dec. '94
The Emergence of Antibiotic Resistance in Bacteria, Nov. '94
The Amazing Eel, Oct. '94
Why Did Lucy Die So Young?, Sept. '94
The Pitcher Plant Puzzle, May `94
Chincoteague National Wildlife Refuge, April '94
Survival of Galapagos: Can Conservation Preserve These Priceless Islands?, March '94
The Asian Invasion: Battling White Pine Blister Rust, Feb. '94
The Resurgence of TB, Jan. '94
Genetic Engineering: Tackling a Trash Crisis with Biodegradable Plastics, Dec. '93
The Elephant Trial, Nov. '93
Commercial Sugar Production: From Beets to Sweets—With No Waste, Oct. '93
Darters of Divergence, Sept. '93
A Day At P.80.w; Tsetse Fly Research in Kenya, Africa, May '93
Factory Farm Animal Rights: Food for Thought, Apr. '93
The Mysteries of Zimbabwe's Flushing Trees, Mar. '93
Streams of Consciousness: Recognizing the Plight of America's Wild and Scenic Rivers, Feb. '93
The Nature Conservancy, Jan. '93
Wetlands: Ecosystems at a Crossroad, Dec. '92
Butterflies: The Lovely "Leps", Nov. '92
Monoclonal Antibody Update, Oct. '92
The Cellular Basis of Immunity, Sept. '92
Irrigation and Malaria In Ancient Sri Lanka, May '92
Transcription Factors—The Genetic Crossroads, Apr. '92
How Fish Sense Their World—More Than Meets The Eye, Mar. '92
The Wonder of Bats, Feb. '92
Ozone: Friend and Foe, Jan. '92
A Honey of an Ant, Dec. '91
The Petrified Sea Gardens—Unique Fossils in Peril, Nov. '91
Symbiosis and Evolution on the Coral Reef (Part II), Oct. '91
Symbiosis and Evolution on the Coral Reef (Part I), Sept. '91
Ships, Ports, and Yellow Fever, May '91
Cryobiology Update, April '91
Simplified Plant Tissue Culture Techniques, Mar. '91
The Return of Salmon, Feb. '91
Stowaways, Jan. '91
Gene Therapy, Dec. '90
Rodents—More Than Just Pests, Nov. '90
GERRIDAE: The Insects that Stride Across the Waters of the World, Oct. '90
Rebuilding the Cardiovascular System, Sept. '90
Ecological Fun, May '90
Want to Succeed in Biology? Learn to Think Visually!, Apr. '90
The Race to Discover the Gene for Cystic Fibrosis, March '90
Stable Carbon Isotopes in the Study of Food Chains, Feb. '90
Prenatal Peeks, Jan. '90
When the Hurricane Destroyed the Rain Forest, Dec. '89
Petromyzon marinus and the Secrets of Spinal Regeneration, Nov. '89
Mitochondria—Eclectic Organelles, Oct. '89
Chitin: Gift From the Sea, Sept. '89
DNA Repair, May ''89
A Struggle For Existence: Endangered American Species, Apr. '89
Big News in Tiny Flies: Proto-oncogenes in Drosophila, March '89
Living with Orangutans, Feb. '89
Exploring the Twinning Phenomena in Homo Sapiens, Jan. '89
Life in the Land of Little Water, Dec. '88
Vision Problems and Solutions, Nov. '88
Ground Water Contamination Research: EPA Project to Study Movement of Pollutants, Oct. '88
The Geography of Communicable Diseases, Sept. '88
Lithium: A Wonder Drug in Psychiatry, May '88
Hawk Mountain, Apr. '88
Essential to Health—Trace Elements, Mar. '88
Cholesterol—The Hidden Enemy, Feb. '88
How Gravity Affects Plant Growth and Development, Jan. '88
No Quick Fixes for Aching Backs, Dec. '87
Cryobiology, Nov. '87
Fighting Cancer With Your Own Body—Biologicals, Oct. '87
Dental Technology, Sept. '87
Dogs and Nutrition, May '87
Homo sapiens' Bilateral Asymmetry, Apr. '87
Dietary Fiber: Good For What Ails You, Mar. '87
History of Recombinant DNA Technology, Feb. '87
Alzheimer's Disease, Jan. '87
Antelope Production and Survival in Idaho Mountain Valleys, Dec. '86
The Greenhouse Effect, Nov. '86
Leprosy: Ancient, Puzzling, Misunderstood, Oct. '86
Helping the Hearing Impaired, Sept. '86
Scammon's Lagoon, May '86
Biological Communities—A Concept in the Making, Apr. '86
Left Brain, Right Brain Revisited, Mar. '86
Mother Nature, M.D., Feb. '86
The Biochemistry of Thought, Jan. '86
Sex and Health, Part II, Dec. '85
Sex and Health, Part I, Nov. '85
Green Roses? Black Tulips?, Oct. '85
A Primer on Environmental Law, Sept. '85
Sublife Mysteries, May '85
Magic Bullets, Apr. '85
Insects, Man, and Disease, Mar. '85
Transplant—Past, Present, and Future, Feb. '85
The Ultrastructural Pathology of Cell Organelles, Jan. '85
Sewage Sludge as a Soil Amendment for Plant Growth—Its Pros and Cons, Dec. '84
Plant Assassins, Nov. '84
The Biochemistry of Mental Illness, Oct. '84
Dioxin Danger(?), Sept. '84
The Vegetation of Baja California, May '84
Memory, Apr. '84
The Bear Bones of the Grizzly Controversy, Mar. '84
Blood Sugar Ups and Downs, Feb. '84
Food for the Future, Jan. '84
Infertility, Dec. '83
The Electron Microscope and Diagnostic Medicine, Nov. '83
Sports Medicine, Oct. '83
Immunity Breakdown—AIDS, Sept. '83
Careers in Biotechnology, May '83
Biotechnology—Applications and Implications, Apr. '83
Cardiovascular Disease, Mar. '83
Natural Rhythm, Feb. '83
Medical Genetics, Jan. '83
The Life of a Drug, Dec. '82
Genes and Development, Nov. '82
Radiation—For Better or Worse, Oct. '82
The Evolution of the Human Brain, Sept. '82
Obesity: Causes and Cures, May '82
Seaweed Potentials, Apr. '82
Medical Detectives, Mar. '82
Must We Grow Old?, Feb. '82
The Origin of Life on Earth, Jan. '82
Thermoregulations, Dec. '81
Industrial Microbiology, Nov. '81
Marsupials—Their Place in the Natural History of Mammals, Oct. '81
The War on Cancer—Who's Winning?, Sept. '81