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Wireless mesh networks can seamlessly connect entire cities. Learn how this new technology works.

Pole barns are easy to build with instruction. Learn how to build a pole barn at HowStuffWorks.

Jet lag in humans occurs due to a change circadian rhythm caused by the disappearance of the sun. So do pets suffer jet lag, too? Let's find out.

Hallucinogens have a reputation for expanding the mind. Is it deserved? Learn why hallucinogens like LSD may be the key to treating mental illness.

Digital matte painters make some of your favorite movies come to life. Check out HowStuffWorks to learn more about digital matte painters.

Towing weight distribution systems make towing a lot safer. Learn all about towing weight distribution systems at HowStuffWorks.

Gene banks preserve thousands of genetic samples from organisms and store them in frozen vaults. Learn why gene banks are becoming more urgent.

Created in Italy, the 1955 Lancia Florida was a completely new kind of car. See pictures and learn about the Florida's design and lasting impact.

A MRI lie detector could detect truthfullness more accurately than a polygraph machine. Learn about MRI lie detectors and and MRI lie detection.

The 1988 Renault Megane concept car had European style and attitude. See pictures and a profile of the innovative 1988 Renault Megane concept car.

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