The National Center for Science Education's annual Colorado River trip through the Grand Canyon highlights the differences between the scientific and creationist outlooks. -- Read more on ScientificAmerican.com
The water flea Daphnia grows its own helmets, spikes and crests in response to chemical cues that predators are near -- Read more on ScientificAmerican.com
You live in the Jurassic and you've evolved giant, diamond-shaped bone plates that stick out the top of your neck, back and tail. Why, evolution, why?? -- Read more on ScientificAmerican.com
Jurassic butterflies disappeared a full 45 million years before the first caterpillar decided to grow up and become a beautiful butterfly—again -- Read more on ScientificAmerican.com