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15 Types of Blue for Every Mood and Vibe
lifestyle.howstuffworks.com/style/fashion/types-of-blue.htm
Types of blue span everything from the pale tint of a baby blanket to the deep tone of a navy uniform. In color theory, blue represents calm, stability, and sometimes sadness — but the color is far from one-dimensional.
The Hippopotamus Is Social in Water, Solitary on Land
animals.howstuffworks.com/mammals/hippopotamus.htm
Did you know the word "hippopotamus" comes from the ancient Greek for "river horse"? But don't let that fool you; this big, lumbering mammal is anything but a horse. In fact, it's one of the most powerful animals living in Sub-Saharan Africa today.
Black Crystal Meaning for Energy Protection and Emotional Healing
science.howstuffworks.com/science-vs-myth/everyday-myths/black-crystal-meaning.htm
The surprising truth about black crystals: they're not just for banishing negativity. Discover why these powerful stones were used in ancient mystery schools, how they connect to the void between dimensions, and which black crystal holds the strongest grounding energy on Earth.
11 Inventions That Changed the World as We Know It
science.howstuffworks.com/innovation/inventions/5-funny-inventions-that-changed-the-world.htm
Inventing a useful product or process is serious business - turn a great idea into a marketable widget, and you could earn millions of dollars. But that doesn't mean your widget has to be straitlaced and conservative.
Who Invented the Refrigerator? Uncover the Fridge's Chill History
science.howstuffworks.com/innovation/inventions/who-invented-the-refrigerator.htm
Who invented the refrigerator is explained in this article from HowStuffWorks. Find out who invented the refrigerator.
How can a rabbit tell me if I'm pregnant?
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/conception/rabbit-pregnancy.htm
A rabbit pregnancy test involved injecting the animal with human urine and analyzing hormonal response. Learn how the rabbit pregnancy test works.
7 Scary Extinct Animals That Were Absolute Terrors
animals.howstuffworks.com/extinct-animals/10-terrifying-extinct-cetaceans.htm
If you thought sea monsters were just the stuff of myth, you thought wrong. With giant, razor-sharp teeth, ancient cetaceans - the ancestors to modern whales, dolphins and porpoises - make even nightmares seem dull.
88 Constellation Names (and 24 You Can Only See From the Northern Hemisphere)
science.howstuffworks.com/constellation-names.htm
The night sky has been mapped and studied for thousands of years, with constellations serving as guides for navigation, storytelling and scientific observation. The International Astronomical Union officially recognizes 88 modern constellations, each occupying a specific section of the celestial sphere. Some date back to ancient Greek constellations, while other constellation names were introduced in the modern era.
How Floating Bridges Work
science.howstuffworks.com/engineering/structural/floating-bridge.htm
Bridges span the gap and help us get from point A to B, but who knew they could float, too? Find out what the deal is with floating bridges in this article.
10 Influential Green Architects
home.howstuffworks.com/home-improvement/construction/green/10-influential-green-architects.htm
Many say the pioneer of green design was the irascible Frank Lloyd Wright, but others note that sustainable architecture has been around forever. Regardless, who are some of the leading figures in the field today?