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Dinosaur Extinction
animals.howstuffworks.com/dinosaurs/dinosaur-extinction.htm
Dinosaurs went extinct at the end of the Cretaceous Era. Learn the theories that try to explain what happened to the dinosaurs and why they went extinct.
How DNA Works
science.howstuffworks.com/life/cellular-microscopic/dna.htm
DNA contains genetic material that gets passed down to each successive generation. Learn about DNA and find out what information each strand of DNA contains.
Eve Gene: Do We All Descend From a Common Female Ancestor?
science.howstuffworks.com/life/evolution/female-ancestor.htm
A common female ancestor could be what all humans can trace their lineage to. Learn more about the common female ancestor and Mitochondrial Eve.
How Creationism Works
people.howstuffworks.com/creationism.htm
The public debate between Christian creationism and evolution has heated up once again in the United States. Learn about the different forms of Christian creationism and find out what's fueling the controversy.
What Part of the Brain Controls Emotions?
Don't think of emotions as just "feelings." They're also the product of how your brain processes your feelings and how you respond to them.
How Nepotism Works
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Appointing family members to positions they may not have earned is criticized - but sometimes it's beneficial. Learn about nepotism at HowStuffWorks.
How Animal Testing Works
science.howstuffworks.com/innovation/scientific-experiments/animal-testing.htm
Animal testing has a long, gruesome history, but it's also saved countless human lives.
10 Venomous Creatures in Your Backyard
animals.howstuffworks.com/animal-facts/10-venomous-creatures.htm
You don't have to live in some exotic, tropical environment to find a venomous critter. They live all over the world, and some may be closer than you think.
What crops can be used for biomass energy?
auto.howstuffworks.com/fuel-efficiency/biofuels/crops-used-biomass-energy.htm
What crops can be used for biomass energy? Keep reading to learn about crops that can be used for biomass energy.
Owl Omen and Symbolism: Why Do Owls Fascinate Us?
animals.howstuffworks.com/birds/owls.htm
From ancient times until today, people have been captivated by these iconic, mysterious birds. What is it about owls that makes them the enduring subject of myth and superstition?