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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.
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.
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.
How Nepotism Works
people.howstuffworks.com/nepotism.htm
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.
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?
What Is the Atacama Skeleton, and Why Is It So Controversial?
science.howstuffworks.com/life/genetic/atacama-skeleton.htm
The Atacama skeleton has sparked intense controversy and, based on its appearance, speculation of alien origin since its discovery in 2003. But what is the real story behind this little skeleton?
How Chaos Theory Works
science.howstuffworks.com/math-concepts/chaos-theory.htm
Has this ever happened to you? The meteorologist calls for a massive snowstorm, but the flakes fail to arrive. Chaos theory can shed light on why forecasts fail (and why our orderly world may not be so orderly after all).