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How a Brinicle Works

science.howstuffworks.com/environmental/earth/oceanography/underwater-brinicles.htm

Underwater icicles, also called brinicles or sea stalactites, form when super-cold brine meets normal seawater. The sub-zero phenomenon can kill some sea life.

Golden Poison Dart Frog Eats Toxic Insects for Its Own Poison

animals.howstuffworks.com/amphibians/golden-poison-dart-frog.htm

Let's talk about one of the most dazzling — and dangerous — creatures in the animal kingdom: the golden poison dart frog. These tiny amphibians have incredibly toxic skin, and it packs a serious punch.

The True Story of Blood Diamonds

money.howstuffworks.com/true-story-blood-diamonds.htm

Diamonds weren't even very popular before the 1930s. Stuff They Don't Want You To Know examines what made these stones so important -- and expensive.

Why is it rude to stare?

people.howstuffworks.com/why-is-it-rude-to-stare.htm

Even if they're the most interesting person you've ever seen, staring isn't usually the thing to do. Learn just why staring is rude at HowStuffWorks.

This Is the Biggest Whale, by Length and by Weight

animals.howstuffworks.com/mammals/biggest-whale.htm

One of the most unique about whales is that they're the largest animals to ever exist on Earth — even bigger than the largest dinosaurs to have ever roamed the planet. That's right: The biggest whale of today dwarfs the T. rex.

How Coronavirus Has Helped to Clear the Air

science.howstuffworks.com/environmental/green-science/coronavirus-improved-air-quality.htm

Satellite data shows just how much air quality has improved during the coronavirus crisis, from China, India, Italy and beyond.

How Psychopaths Work

health.howstuffworks.com/mental-health/mental-disorders/psychopaths.htm

The average psychopath isn't a ruthless killer. Learn what makes a psychopath in this article at HowStuffWorks.

Were the Clovis the first Americans?

history.howstuffworks.com/history-vs-myth/clovis.htm

The Clovis, ancient people who made the sophisticated Clovis projectile discovered at Clovis Indian sites, are a mystery. Read about the mysterious Clovis.

Smarter Than the Average American? Take This USA Quiz!

play.howstuffworks.com/quiz/smarter-than-the-average-american-take-this-usa-quiz

Hundreds of millions of people live in the USA, but very few of them know all that much about the country they live in. Do you fit in that category, or do you think you're smarter than the average American? Take our quiz on all things America to find out.

9 Enormous Facts About Sperm Whales, Gigantic Creatures of the Sea

animals.howstuffworks.com/mammals/sperm-whale.htm

Sperm whales are one of the largest creatures in the ocean. And they have the biggest brain on the planet. So are they also the smartest? We'll tell you.

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