Do you know how common everyday items, such as mirrors, fireworks or sunglasses work? This collection of Innovation articles explores the workings of objects you may come into contact with on a regular basis.

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How Animal Testing Works

Animal testing has a long, gruesome history, but it's also saved countless human lives.

Homemade Flamethrowing Guitar Plays Seriously Hot Licks

British DIY engineer Colin Furze recreates the pyrotechnics seen in heavy-metal shows and Mad Max: Fury Road.

Newly Created Transparent Wood Could Change How We Build

Swedish researchers have figured out how to take the color out of wood and make it 85 percent transparent. It's part of a trend of new see-through materials.

10 Questions That Science Can't Answer Yet

Science is forever uncovering the mysteries of our universe, but some questions remain elusive. What topics have us still scratching our heads?

How Color-changing Ice Cream Works

Sure, novelty foods can seem gimmicky sometimes, but color-changing ice cream is a treat that's fun for your taste buds and your eyes. Learn the chemistry behind the confection — it's sweeter than you think.

How Daylight Saving Time Increases the Risk of Having a Stroke

New research shows a small but measurable link between daylight saving time and incidence of ischemic stroke, and cancer patients and the elderly are at a higher risk.

Is Extra Credit Messing With Science?

College students who volunteer to participate in academic experiments for extra credit don't exactly represent humanity. And that's a problem for research.

Study Shows Pinterest Has an Anti-Vaccination Bias

While it might seem like the home only of Martha Stewart wannabes, Pinterest has a political side too.

Gravitational Waves! Or the Chirps That Prove Einstein Was Right

In 1915, the great physicist predicted the existence of ripples in space-time called gravitational waves. A century later, scientists finally have detected them on Earth.

Hand Sanitizer Is Great at Preserving Insect DNA

Inexpensive hand sanitizer (as well as antifreeze) can preserve insect DNA for several days, helping citizen scientists to easily send specimens to researchers.

Recycling Stadium Urine as Turf Fertilizer Could Be a Golden Opportunity

Thousands of screaming fans. Thousands of beers. Thousands of visits to the bathroom. And a field that needs nutrients. You thinking what we're thinking?

Whey to Go: Behold the Power of Cheese, Literally

Dairy waste product gets second life as biogas in — where else? — France.

13 Super Fun Facts and Quotes From Our Instagram

Neil deGrasse Tyson once said, "No one is dumb who is curious." Curious to see what else you'll find besides that great quote on HowStuffWorks' Instagram account?

Exploding Termites, Pigeon Doctors, Alien Insurance: Our Favorite 2015 Stories

The fascinating world around us provides endless amazement. It's a weird world, and we love writing about it. These are some of our staff's favorite pieces from 2015.

9 HowStuffWorks Now Stories That Readers Dug in 2015

We've rounded up the nine most popular stories on HowStuffWorks Now this year. They're an eclectic mix for sure. See for yourself.

At the Micro Level, Everything Should Be Reversible. But It's Not

Even time. But a new study has challenged that finding.

How Ice Sculpting Works

Ice sculptures can range from small tabletop pieces to entire buildings. In this fundamentally temporary medium, art and engineering combine to form sparkling, breathtaking effects.

The Rise of Crazy Koozie Technology

Or why there's no excuse for your beer being warm these days.

This Bossy Desk Decides When You Stand Up and Sit Down

Sure, you've heard about the benefits of standing desks. But what about a "smart desk" that decides when you stand or sit?

Bacon Seaweed Makes Everything Better

When fried up, the seaweed dulse tastes a lot like bacon, giving it lots of vegan market possibilities.

There’s a Study on That: Are People Born on the 13th Unlucky for Life?

Do people born on the 13th of a month have a lifetime of bad luck? Researchers examined whether an “unlucky” birthdate could impact employment, earnings and marriage.

HowStuffWorks: How Porta Potties Work

You can find porta-potties at festivals, construction sites and concerts across the planet – but how do they work? Get a closer (non-messy) look here.

How Porta-Potties Work

Using a portable toilet at an outdoor concert or festival might be disgusting. But it sure beats going in a field! Now, imagine if your job were to clean out those suckers.

Can a baby have three biological parents?

The genetic material from two parents combines to form a child. Can we throw a third set of genes into the mix?

Why did Thomas Edison electrocute an elephant?

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