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How Liquid Body Armor Works

science.howstuffworks.com/liquid-body-armor.htm

One of the newest types of body armor is both flexible and lightweight. Learn whyliquid body armor has the potential to be a good replacement for or supplement to bulkier vests.

How Living Off the Grid Works

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Living off the grid is becoming a popular choice for those looking to reduce reliance on fossil fuels. See how you can start living off the grid.

How Lobotomies Work

science.howstuffworks.com/life/inside-the-mind/human-brain/lobotomy.htm

Lobotomies first came to public notice because of One Flew Over the Cuckoo's Nest. But what were lobotomies really like? Could they cure mental illness?

How Locard's Exchange Principle Works

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Are you interested in finding out how Locard's exchange principle works? Read this article to find out how Locard's exchange principle works.

How Long Can Viruses Live on Surfaces?

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Viruses need hosts to replicate and reproduce. So if a virus has no host, how long can it survive? It depends on a lot of factors.

How Long Can a Person Safely Hang Upside Down?

science.howstuffworks.com/innovation/science-questions/hang-upside-down-how-long-safe-deadly.htm

Although spending time upside down can be good for overall health, doing so eventually can be fatal under the right conditions.

How Long Do Orchid Blooms Last? Tips for Growing Orchids

science.howstuffworks.com/life/botany/orchids.htm

Orchids might be the sexiest flower in the greenhouse. Its very name comes from the Greek word for "testicle!" And its reproduction methods are pretty exotic too.

How Long Does It Take for Black Mold to Kill You?

science.howstuffworks.com/life/cellular-microscopic/black-mold.htm

Mold is a type of fungus, and it's everywhere - indoors, outdoors and even in the air. But is black mold worse than the rest? Is it as deadly as people say?

How Long Does It Take for Plastic to Decompose?

science.howstuffworks.com/science-vs-myth/everyday-myths/how-long-does-it-take-for-plastics-to-biodegrade.htm

Wood, grass and food scraps undergo a process known as biodegradation when they're buried. They're transformed by bacteria in the soil into other useful compounds, but those same bacteria typically turn up their noses at plastic. Luckily, that's not the end of the story.

How Long Does It Take for Stitches to Dissolve?

science.howstuffworks.com/innovation/everyday-innovations/question611.htm

Dissolvable stitches are a convenient medical marvel. How long does it take for stitches to dissolve?

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