Search Results | understand
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What does tear gas do?
science.howstuffworks.com/question340.htm
It is pretty common to hear someone on the news say, "The crowd was dispersed with tear gas." What is tear gas? What does it do?
What's the Difference Between Condensed Milk and Evaporated Milk?
recipes.howstuffworks.com/tools-and-techniques/condensed-milk-vs-evaporated-milk.htm
Condensed milk and evaporated milk may have similar names, but the two are very different. We explain when to use which one.
What is the most violent species?
animals.howstuffworks.com/most-violent-species.htm
When we think about violent animals, many of us turn to creatures like sharks, bears, rhinos, crocodiles or even the Tasmanian devil. What other species outdoes all these others in its capacity to cause violence?
Understanding the Ecological Niche: Why Species Stay Put
science.howstuffworks.com/life/evolution/ecological-niche.htm
An ecological niche is a place within an ecosystem that a specific plant or animal lives in. Learn about an ecological niche in this article.
Who Discovered X-Rays?
science.howstuffworks.com/innovation/inventions/who-invented-the-x-ray.htm
Who invented the x-ray is explained in this article from HowStuffWorks. Find out who invented the x-ray.
What don't we know about mental illness?
people.howstuffworks.com/mental-illness.htm
Mental illness still has some mysteries, but it isn't a character flaw and can happen to anyone. Read about mental illness and what we know and don't know.
Could I Be a Good Teacher?
play.howstuffworks.com/quiz/could-i-be-a-good-teacher
It's one of the most important jobs in the world, but also one of the most underpaid and underappreciated. Do you have what it takes to be an educator? This quiz has all the answers - and you don't even need to study for it!
What Does Your Imagination Say About Your Personality?
play.howstuffworks.com/quiz/what-does-your-imagination-say-about-your-personality
Do you daydream? Have recurring nightmares? See concepts as visual images? Your unique imaginative world fuels your personality. Find out how and unlock your dreams with this quiz!
Why Do We Experiment on Mice?
science.howstuffworks.com/innovation/scientific-experiments/experiment-on-mice.htm
Mice are small and reproduce quickly, but they're more than just an animal of convenient size and libido. Mice have some truly special genetic gifts that it doesn't take a scientist to appreciate.
Eastern Brown Snake: Australia's Biggest Biting Culprit
animals.howstuffworks.com/reptiles/eastern-brown-snake.htm
Eastern brown snakes are among the most notorious venomous snakes in Australia. Known for their speed, agility and highly potent venom, these snakes are responsible for more snake bites in Australia than any other species.