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From Typewriter to Boombox: Can You Identify These Old-School Technologies?
With the evolution of technology over the last 25 years, nearly everything we knew as children is now considered obsolete. Check out these old-school technologies and see if you can identify them.
How the Hyperloop Works
science.howstuffworks.com/transport/engines-equipment/hyperloop.htm
Ready for a fifth mode of transportation? Elon Musk is. He's sketched out a proposal for a nearly supersonic transportation system that could shoot you from San Francisco to Los Angeles faster than you can watch an episode of "Game of Thrones."
How Guitar Chordal Fills Work
entertainment.howstuffworks.com/chordal-fill.htm
Chordal fills help make ordinary guitar chords sound unique and fascinating. Learn how to play chordal fills in this section.
How to Play 4 Guitar Licks
entertainment.howstuffworks.com/4-guitar-licks.htm
Learning these 4 guitar licks will have you well on your way to becoming a rock star. Learn about playing 4 guitar licks.
What are the symptoms of atrial fibrillation?
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/how-atrial-fibrillation.htm
Atrial fibrillation is serious heart disease, but it's treatable if diagnosed early. Learn about EKGs, echocardiograms and other tests that detect AF symptoms.
Types of Handsaws
home.howstuffworks.com/handsaws.htm
A wide selection of handsaws is available to perform a variety of cutting tasks. But which saw do you choose for your household project?
Who Discovered X-Rays?
science.howstuffworks.com/innovation/inventions/who-invented-the-x-ray.htm
Who invented the x-ray is explained in this article from HowStuffWorks. Find out who invented the x-ray.
Are high-efficiency washers worth the expense?
home.howstuffworks.com/high-efficiency-washers-worth-expense.htm
The price tags on some of the newer high-efficiency washing machines might cause you to hesitate. But if you look at the costs of running a washer over the long haul, something that uses less energy becomes a bit more appealing.
Should you use a face cleansing brush?
health.howstuffworks.com/skin-care/cleansing/products/should-you-use-a-face-cleansing-brush-.htm
Face cleansing brushes, like Clarisonics, are more popular than ever. But are they worth buying? See if a face cleansing brush will help your skin.
Is coal to liquid more efficient than gasoline?
science.howstuffworks.com/environmental/energy/coal-liquid-efficient-gasoline.htm
Is coal to liquid more efficient than gasoline? Keep reading to learn if coal to liquid is more efficient than gasoline.