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If you were to move all of the matter in the universe into one corner, how much space would it take up?
science.howstuffworks.com/dictionary/astronomy-terms/question221.htm
If you took all of the matter in the universe and you pushed it all into one corner, how much space would it take up? I am trying to understand how much of the universe is 'empty.'
How many planets in our universe could support life?
science.howstuffworks.com/planets--universe-support-life.htm
We don't know the answer to how many civilizations might exist in the universe. But we do know the factors that allow life on Earth. Are there other planets that fit the bill? Oh yes indeed.
Mental Illness Myths Quiz
play.howstuffworks.com/quiz/mental-illness-myths-quiz
How much of what you know about mental health is fact and how much is fiction? Unravel the yarns of mental illness with our mental illness myths quiz.
How Carbon Footprints Work
science.howstuffworks.com/environmental/green-science/carbon-footprint.htm
While actual footprints measure size, weight and speed, carbon footprints measure how much carbon dioxide (CO2) we produce in our daily lives. Do you know how big your carbon footprint is?
The Ultimate Country Outline Quiz!
play.howstuffworks.com/quiz/the-ultimate-country-outline-quiz
Every country has a shape, and we might have seen what they look like on maps during geography class, would you be able to identify them if you were shown their outline? Take this quiz to find out!
A Comprehensive Look at Hurricane Maria in 2023
science.howstuffworks.com/nature/natural-disasters/hurricane-maria.htm
Explore the impact of Hurricane Maria. Understand its devastation and aftermath. Learn about the history of Hurricane Maria today.
Could Planting 1 Trillion Trees Counteract Climate Change?
science.howstuffworks.com/environmental/conservation/issues/planting-trillion-trees.htm
Many scientists say that the response to climate change will require planting new trees. A whole lot of them.
5 Reasons Child IDs are a Good Idea
health.howstuffworks.com/pregnancy-and-parenting/5-reasons-child-ids-are-good.htm
Child IDs are recommended by law enforcement agencies to help keep your child safe. See other reasons why child IDs are a good idea.
How Many Wheels Are in the World?
auto.howstuffworks.com/how-many-wheels-are-in-world.htm
How many wheels are in the world is a hotly debated question swirling around the internet. But it's not that easy to answer.