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Historically, Houseplants Were For the Rich

home.howstuffworks.com/houseplants-not-rich-chinese-money-tree-symbolizes-wealth.htm

In Victorian times, only a few plants could stand up to the fumes from coal fires and gas lamps. Now, we have a wide variety of plants to choose from.

A Breathalyzer for Drugs? We're Not There Yet

electronics.howstuffworks.com/gadgets/automotive/breathalyzer-drugs-not-there-yet.htm

It's a lot harder to develop a breath test for marijuana and opioids than it is for alcohol. HowStuffWorks explains why.

6 Cool Innovations That Could Change Air Travel Forever

science.howstuffworks.com/transport/flight/modern/6-cool-innovations-that-could-change-air-travel-forever.htm

Choosing your seatmates through social media? Facial recognition technology to match you and your luggage? The airline industry has the ideas... but will it adopt them?

Gregor MacGregor's Swindle: The Country That Never Existed

history.howstuffworks.com/historical-figures/gregor-macgregors-swindle-country-never-existed.htm

Gregor MacGregor was a Scotsman who swindled hundreds of people in a land scheme in the early 1800s. HowStuffWorks looks at the incredible story.

Modafinil: The Ultimate Wake-up Pill?

health.howstuffworks.com/mental-health/sleep/basics/modafinil-the-ultimate-wake-up-pill.htm

Learn about new drugs that can help fight fatigue. Will they really keep you alert and awake? Learn more sleep from Discovery Health.

Why do some people learn new languages easily and some don't?

people.howstuffworks.com/learn-new-languages-easily.htm

Some people learn new languages easily and for other people the process can take several years. Find out why some people learn new languages easily.

When You Smell Poop Are You Actually Inhaling Poop Molecules?

health.howstuffworks.com/human-body/systems/digestive/smell-poop-inhaling-poop-molecules.htm

Smelling fecal matter is gross enough, so the possibility that tiny bits of poop are actually getting into your nose is outright disgusting. But should you be worried?

Is Prince Andrew Still in Line for the Throne?

history.howstuffworks.com/european-history/prince-andrew-news.htm

Despite a pending scandalous court case and the loss of all his military titles and royal patronages, Prince Andrew still retains his place in line to the British throne. Here's why.

Why Don't All Food Cans Have Pull Tabs?

money.howstuffworks.com/food-cans-pull-tabs.htm

You can open a can with a can opener, but a can with a pull tab is even easier to open. So, why don't more cans come with pull tabs?

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