Science Questions

Science questions are a fun and interesting way to learn about planet Earth, organisms and the universe. In this section you'll find an incredible collection of science questions covering a wide variety of topics.

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You may have heard of Topsy the elephant and her sad demise at the hands of Thomas Edison. But what's the real story?

By Nathan Chandler

If you kiss your bowling ball, you'll bowl a strike. If you buy ice cream, you'll turn into a cold-blooded killer. What other correlations are not causations?

By Nicholas Gerbis

After the Japanese earthquake and tsunami in 2011, quadrotors assessed buildings not far from Fukushima. And they did it without being harmed by the kind of nuclear radiation that damages us humans. Do they have more tricks under their wings?

By Kate Kershner

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Search and rescue missions and extreme weather events often go hand in hand. Fortunately there's a wide range of technology that helps emergency service workers get a leg up in preparing for and handling the elements.

By Chris Opfer

Bend but don't break: That's the idea behind many of these temblor-thwarting technologies. They may even allow a building's inhabitants to walk out unharmed and start picking up the pieces after the earthquake subsides.

By William Harris

Time is of the essence when trying to rescue people trapped at sea or in a crumbling building. But finding the victims can sometimes be difficult. Thankfully, cutting-edge technologies are taking the "search" out of search and rescue.

By Laurie L. Dove

Seven million (and counting) YouTube viewers can't be wrong. Nano quadrotors are tiny, autonomous flying machines that have the Internet buzzing.

By Chris Opfer

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Most loss of life in earthquakes comes from people being trapped inside crumbling buildings. And engineers have come up with many techniques to lessen the structural damage. But is there a way to make a building completely earthquake-proof?

By Laurie L. Dove

Why is the sky blue? What's relativity all about? If you're thinking, "something to do with light and physics and stuff," we have some short explanations for you.

By Patrick J. Kiger

On its good days, science is incredible and enlightening. On its bad days, science can be anywhere from gross to downright bizarre. What are some of science's craziest questions? (And why did anyone want to answer them?)

By Jessika Toothman

"Objects in mirror are closer than they appear." That little line appears so often and in so many contexts, it's almost lost all meaning -- but why is it there, and what does physics have to do with it?

By Julia Layton

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In the simple rubber hand illusion, a subject is made to believe a rubber hand is in fact his own. How does this clever parlor trick work, and how could it help shed light on body-related distortions?

By Julia Layton

Nuclear plants provide the world with much of its electricity. Learn why Uranium-235 is ideal for nuclear power, in this article.

By HowStuffWorks.com Contributors

Taking into account orientation, inclination, weather, electricity demands and voltage will help you figure out whether solar panels will be efficient on your house. Learn whether solar panels will be efficient on your house in this article.

By HowStuffWorks.com Contributors

Statements we know to be true: There's a lot of pet poop in the world, and there has to be a better way to handle it. So, we're asking you, inventive readers, to get your hands dirty and send us your ideas for a better litter box.

By Robert Lamb

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No really, can you? Sure, there are lots of chairs out there. Some rock. Some roll. Some recline. Some remain so crazy modern that we're afraid to direct our keisters onto their serious coolness. How you would change this staple of sedentary life?

By Robert Lamb

We humans like to think we're so technologically advanced, yet mice constantly prove us wrong, handily evading our efforts to trap them. So we at HowStuffWorks.com are asking you to devise a better mousetrap. Isn't it about time mice learned how advanced humans really are?

By Robert Lamb

Gravity dictates the structure of the universe, from the way cosmic bodies form to the way they orbit more massive planets or stars. Has it always played such a starring role in our cosmic history?

By Robert Lamb

Gravity is great, but if we could figure out how to selectively reduce its effects, we could cut the energy demands of travel and transportation. Don't cheaper airline tickets sound pretty good?

By Robert Lamb

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Touch-sensitive lamps is explored in this article from HowStuffWorks. Learn about touch-sensitive lamps.

Before you hurriedly unwrap a stick of gum and twist the foil around the closest blown fuse, you may want to consider a few things. You could have a fixed fuse -- or a full-blown fire.

By Jessika Toothman

You stay behind at work and agree to close up alone. You go into the walk-in freezer to put away some food, and the door shuts behind you. You do everything you can think of, but you can't get it open. Now what?

By Katherine Neer

In movies, bad guys can take over an airplane and start shooting up the place. Wouldn't the plane explode or depressurize as soon as the bullet pierced its skin?

By Marshall Brain

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A man has a gun. But this is no ordinary man, and this is no ordinary gun. This isn't a setup for a sci-fi thriller. It's the premise for quantum suicide.

By Josh Clark

The backscatter X-ray system that can see through clothes has begun its test run at the international airport in Phoenix. But privacy is only one concern facing its implementation.

By Julia Layton