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Scientists Can Induce Visual Hallucinations by Showing You This Annoying Video

science.howstuffworks.com/innovation/scientific-experiments/scientists-induce-drug-free-visual-hallucinations.htm

Researchers have discovered a way to trigger and control a visual hallucination without drugs, illness or direct brain stimulation.

How Swine Flu Works

science.howstuffworks.com/life/cellular-microscopic/swine-flu.htm

Swine flu has been a growing concern. Take a look at the history of swine flu and swine flu symptoms, treatment and swine flu prevention.

What's Your Jewelry IQ?

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Are you as smart about gems and jewelry metals as you think you are? From diamonds to moissanite, there's a lot to know. Show off your jewelry IQ in this quiz, and then you can consider yourself an expert!

10 Chicago Neighborhoods Every Local Should Know

people.howstuffworks.com/government/local-politics/chicago-neighborhoods.htm

Chicago is a city of neighborhoods — 77 community areas to be exact — each with its own vibe, history, and flair. If you're ready to start exploring, this list covers the most iconic (and the hidden gems) among Chicago neighborhoods.

10 Essential Anime Characters Every Fan Should Know

entertainment.howstuffworks.com/anime-characters.htm

Some anime characters are so iconic, they transcend the screen and become part of pop culture history. From gravity-defying battles to tearjerking personal journeys, anime has delivered heroes and villains who live in fans' heads for decades.

How Dehydrated Food Works

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Dehydrated food has a long history. Find out how snacks and other foods are dehydrated and if dehydrated foods are healthy.

How 'Tremors' Graboids Work

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Graboids, from the film Tremors, are man-eating worms that live in Nevada. Learn about the science of Graboids in this article.

Pole Shift: Why Does the North Pole Move?

science.howstuffworks.com/environmental/earth/geophysics/question782.htm

The North Pole and why it moves are explained in this article. Learn about the North Pole.

When, and Why, Did America Start Calling Its Citizens 'Consumers'?

people.howstuffworks.com/american-citizens-versus-consumers.htm

When did we start using the economics term consumers in place of the word citizens? Learn more in this HowStuffWorks Now article.

Project MKUltra: When the CIA Tested LSD on Unsuspecting Americans

history.howstuffworks.com/history-vs-myth/cia-lsd.htm

CIA obtained LSD for experimental purposes -- CIA operatives tested LSD on unsuspecting Americans in the 1950s. Read about the CIA and LSD in the 1950s.

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