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How Photosynthesis Captures Light and Powers Life on Earth

science.howstuffworks.com/life/cellular-microscopic/photosynthesis.htm

No life, except possibly very small bacteria, would exist on Earth without photosynthesis.

Which of today's animals lived alongside dinosaurs?

science.howstuffworks.com/environmental/earth/geology/dinosaur-contemporary.htm

Which of today's animals lived alongside dinosaurs? Some animals' ancestors lived with dinosaurs. Learn which current animals lived alongside dinosaurs.

Stoned Ape Theory: Magic Mushrooms and Human Evolution

science.howstuffworks.com/life/evolution/stoned-ape-hypothesis.htm

Do we owe the emergence of language and self-reflection to the ancient and sustained consumption of psilocybin mushrooms?

How Human Migration Works

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Human migration is the idea that humans developed in Africa and then spread to Europe and Asia. Learn about human migration and how human migration works.

Arrival of European Breeds Wiped Out Native American Dogs

animals.howstuffworks.com/pets/european-breeds-wiped-out-native-american-dogs.htm

Ancient American dogs were almost completely wiped out when the Europeans arrived. HowStuffWorks looks at the lasting legacy they did leave behind.

Hass History: How Mexican Avocados Came to Rule the U.S.

recipes.howstuffworks.com/mexican-avocados-rule-us-news.htm

America just can't do without Mexican avocados. And the Mexican cartels want a piece of the pie.

How Saber-tooth Cats Worked

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Saber-tooth cats are perhaps the most well-known extinct felines. Learn about saber-tooth cats and the behavior patterns of saber-tooth cats.

How Supervolcanoes Work

science.howstuffworks.com/nature/natural-disasters/supervolcanoes.htm

Only a few natural events pack the power to knock global civilization on its heels. One is a planet-killing meteor. Care to guess the other?

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