You don't have to be a professional paleontologist to collect the remains of ancient life. Anyone can find fossils. This handy how-to guide tells you where to look and what to do.

The most common fossils are bones and teeth, but not all fossils are body parts. Explore the wide-ranging evidence of ancient life that scientists use to understand Earth's prehistoric past.

What kind of fossil is a tooth—body or trace? How about a nest of eggs? Or a skin impression? Examine the differences between body and trace fossils with these eight high-quality photographs.

How can you wear a chimp on your wrist—without getting primate elbow? The answer to this riddle is not as tough as it may seem. Need a hint? Take a closer look at genetic code.

Imagine a world in which surgery is rarely needed, genetic information (the ultimate fingerprint) is used to solve violent crimes, and most people live to be 150—all as a result of the mapping the human genome.

Did you know that for 21 years Darwin kept his theory secret? Learn more about this brilliant observer of nature and how he transformed our understanding of the living world.

Charles Darwin’s manuscripts offer unsurpassed documentation of an extraordinary scientists at work. Peruse his many books and articles along with his experimental records and reading notes.

Think of a cladogram as the ultimate family tree. On it, you can see how all living things are related, including the single ancestor they all share. Learn more about Earth's Tree of Life.

Examine the research agenda proposed in 2000 by systematic biologists in order to understand the Tree of Life within the next 10-15 years and to then provide that information to science and society.

What is the best way to reconstruct evolutionary history? Find out with this look at cladistics and the branching points on the Earth's evolutionary family trees.

Travel back nearly two million years, and trace the footsteps of our earliest ancestors as they travel the only land route out of northeast Africa and move into Asia and Europe.

How do you find a place that's been lost for more than 300 years? Take up this challenge, and learn what it took for archaeologists to locate a lost mission on a 14,000-acre island near Georgia.

Ornate jewelry, simple baskets, stone tools ... these are just some of the artifacts archaeologists have uncovered among ancient ruins. But one of the most common discoveries is pottery.