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.
Jerry Lawson Forever Changed the Video Game Industry
Eugenics Overshadows the Legacy of Scientific Genius Francis Galton
Jane Goodall: A Global Face for Global Peace
New Device Turns Grape Juice to Wine in Just an Hour. Where Do We Sign Up?
How That Creamy Chocolate Is Made
Barrels and Barrels of Aged Beer
How to Make a Battery Powered Light Bulb
8 Everyday Items Originally Invented for People With Disabilities
How High-tech Fabrics Cool You Down When You Heat Up
Who Invented the Light Bulb? It Wasn't Just Edison
Meet the Man Who Invented Cool Whip, Tang and Pop Rocks
Louis Pasteur's 19th-century Medical Discoveries Are Still Saving Lives
Butterflies Inspire Creation of Lightest Paint in the World
Video Software System Syncs Lips to Other Languages
How Morse Code Works and Still Lives On in the Digital Age
How WISE Works
5 Green NASA Inventions
5 Strange Items Developed from NASA Technology
Graphene: 200 Times Stronger Than Steel, 1,000 Times Lighter Than Paper
New Liquid Magnets Go Places Solid Magnets Can't
Turning Air Pollution Into Ink
The Ultimate Downsize: Living in a Shipping Container Home
McDonald's French Fry Oil Anti-Frothing Agent May Cure Baldness
10 New Uses for Old Inventions
Lasers Shed Light on Why You Need to Close the Lid Before You Flush
The 'SnotBot' Drone Is Making Scientific Research Easier on Whales
Three Famous Hypotheses and How They Were Tested
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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.
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?
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?
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
You know that bumper sticker that says "Shoot your TV"? Click here to find out what would happen if you actually tried it (it's best to let us do the dirty work).
How does a ball point pen work?
I live in California, where we are having a power crunch. I have a hypothetical question: Could I power my computer or my TV with a bicycle generator?
How does chlorine work to clean swimming pools?
My glasses have an anti-reflective coating. How does that work?
How does a Dippy Bird work?
Crayola crayons have nurtured childhood creativity and remained safely edible for over 100 years. Now learn their story- how they originated in the 19th century, how they've changed, and we'll even tell you how old that familiar label is.
The lead in a pencil is not actually lead. It is a mixture of graphite and clay, but have you ever wondered how they get the lead inside a wooden pencil. Find out how pencils are constructed in this article from HowStuffWorks.
Although technology is helping to make the world seem a lot smaller, there are still major differences between countries. Learn about electrical standardization around the globe.
How do trick birthday candles work -- the kind that re-light themselves after you blow them out?
How can my glasses change from transparent, when I'm inside, to dark when I go outdoors?
You can find glow-in-the-dark item everywhere these days. Have you ever wondered how these items produce their light? Find out the answer to that question in this article.
How does a lava lamp work?
I saw your question on fog machines and dry ice and would like to know more -- how exactly does dry ice work?
Many of the things I buy contain little packets of crystals. Some of them actually say "Silica Gel" on them, but many are unlabeled or say something like, "Do not eat." I have found these packets in electronics, vitamins and even in some pepperoni I
How do chickens create eggs? Does the chicken's body make the shell and fill it with the white and yolk somehow, or does it make the white and yolk and then somehow wrap the shell around it?
How do scratch-and-sniff stickers work? What makes them last for years and years?
A nautical mile is used for navigation at sea. It is a unit of measurement that is based on the circumference of the Earth. How does it relate to a standard mile and a kilometer? Find out in this article.
There is a can of Pam in my kitchen that has a small hole in the lid. Lots of other cans have this hole. Why?
There's a candy called 'Pop Rocks.' When you put it in your mouth it makes a loud popping sound and it feels really weird! How do Pop Rocks work?