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These articles explore evolution - the changes seen in the inherited traits of a population from one generation to the next. Evolution is one of the great mysteries of biology, since it is a slow process and difficult to study.

New Analysis Places 'Hobbit' on Unexpected Limb of the Human Family Tree

Where does the Indonesian hobbit sit on the human family tree? Learn about a new study suggesting Homo floresiensis is older than previously thought. See more »

Ancient Skeleton DNA Suggests Genetic Link to First Humans in North America

What do the ancient bones found at On Your Knees Cave in Alaska tell us about indigenous ancestry? Learn more in this HowStuffWorks article. See more »

Climate Helped Shape the Human Nose, Study Says

Could climate have affected the evolution of our noses? Find out about evolutionary rhinoplasty at HowStuffWorks. See more »

Seeing Food May Have Lured Fish Onto Land

Scientists think eyesight, not new limbs, is what encouraged vertebrates on to land in search of food. HowStuffWorks looks at the research. See more »

Is It Time for Our Understanding of Evolution to Evolve?

How does the proposed Extended Evolutionary Synthesis explain evolution? Learn more about EES and Modern Sythesis in this HowStuffWorks Now article. See more »

Discovered? New But Extinct Human Relative From Melanesia

Move over Neanderthals. Researchers are suggesting that another ancient hominid may be in our genetic mix. Learn more at HowStuffWorks Now. See more »

Right-handed Habit May Have Started 2 Million Years Ago

New research shows the history of hominid handedness. Learn more about right-handed preferences in this HowStuffWorks Now article. See more »

Why Didn't Evolution Give Us the Ability to Smell Fresh Water?

Why can't humans smell water? Learn more about the evolution of the sense of smell and its use in the wild in this HowStuffWorks Now article. See more »

Watch Bacteria Mutate Into Drug-resistant Superbugs

Researchers observed bacteria to see how it mutates to become antibiotic-resistant, and they captured it on video. Learn more at HowStuffWorks Now. See more »

Early Humans Mated With Inbred Neanderthals — at a Cost

Neanderthals may have been gone for ages, but they left behind a genetic burden for humans. Learn more at HowStuffWorks Now. See more »