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Amazon Milk Frog: Named for Its Defense, Not Its Color

animals.howstuffworks.com/amphibians/amazon-milk-frog.htm

With its striking colors and unusual name, the Amazon milk frog is one of the most charismatic amphibians in the rainforest. This tree-dwelling species lives high in the canopy, often in water-filled tree holes, and makes its home in parts of Brazil, Peru, Ecuador, and French Guiana.

Deep Sea Jellyfish Have 30-foot-long Tentacles

animals.howstuffworks.com/marine-life/deep-sea-jellyfish.htm

In the deepest, darkest parts of the ocean, far below where visible light can reach, swims one of the strangest animals on Earth: the deep sea jellyfish. These mysterious creatures thrive in a zone so dark and pressurized it's nicknamed the midnight zone.

What Is a Group of Elephants Called?

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If you've ever seen elephants moving through the savannah or a dense forest, you might wonder, what is a group of elephants called?

Why Did the Aztec Empire Fall? How Indigenous Allies Helped the Spanish

history.howstuffworks.com/world-history/why-did-the-aztec-empire-fall.htm

In the early 1500s, the Aztecs ruled a sprawling empire across central Mexico. Their capital city, Tenochtitlán, was the largest city in the Americas at the time.

How California's Power Crisis Works

science.howstuffworks.com/environmental/conservation/issues/california-power.htm

Another series of rolling blackouts are hitting California. Learn why this is happening and how it affects you.

Why Do Lemurs Live Only in Madagascar?

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Lemurs live in Madagascar - and no other place on Earth. But long ago, they thrived all over the planet. Learn why lemurs live only in Madagascar.

5 Innovative Greenhouses

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Greenhouses are undoubtedly an integral part of humanity's future. Check out these 5 innovative greenhouses to see the future of green gardening.

Is Gross National Happiness more important than the GDP?

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Is Gross National Happiness a reliable economic indicator? Do happy workers improve the Gross National Product? Learn about Gross National Happiness.

How can spam e-mail help fight HIV?

science.howstuffworks.com/life/cellular-microscopic/spam-hiv.htm

Do spam e-mail and HIV have something in common? Find out if spam e-mail and HIV is linked and learn about new methods for HIV treatment.

Why is Mesopotamia called the cradle of civilization?

history.howstuffworks.com/history-vs-myth/mesopotamia-cradle-of-civilization.htm

Mesopotamia was a region in the Middle East from which all of civilization developed. Learn about Mesopotamia and the birth of ancient civilization.

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