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10 Disadvantages of Biofuels
auto.howstuffworks.com/fuel-efficiency/biofuels/10-disadvantages-of-biofuels.htm
Biofuels are hot now, but integrating them into our fuel use habits could be costly. Read more about 10 disadvantages of biofuels.
What's the difference between the U.S. deficit and the national debt?
money.howstuffworks.com/difference-between-u-s-deficit-national-debt-.htm
What's the difference between the U.S. deficit and the national debt? Learn the difference between the deficit and the national debt at HowStuffWorks.
What's the Difference Between Condensed Milk and Evaporated Milk?
recipes.howstuffworks.com/tools-and-techniques/condensed-milk-vs-evaporated-milk.htm
Condensed milk and evaporated milk may have similar names, but the two are very different. We explain when to use which one.
What are self-tapping machine screws?
home.howstuffworks.com/self-tapping-machine-screws.htm
Screws are differentiated by many characteristics, including how and where they're used. Learn what self-tapping machine screws are in this article.
Will touch-screens ever be fingerprint-proof?
electronics.howstuffworks.com/everyday-tech/fingerprint-proof-touch-screens.htm
WIll touch-screens ever be fingerprint-proof? Currently, tech gadgets get a little smudgy with use. See if finger-proof touchscreens are in the future.
How the Gyroscope Works
science.howstuffworks.com/gyroscope.htm
Did you know that airplanes and space shuttles use the utterly low-tech gyroscope for navigation? Discover the secret behind gyroscopic motion!
How Virtual Computing Works
computer.howstuffworks.com/how-virtual-computing-works.htm
Storage space and performance can be increased with virtual computing. Learn how computer users are using virtual computing when they need it.
What's a beer battery?
science.howstuffworks.com/environmental/energy/beer-battery.htm
A beer battery uses a brewery's waste water to generate electricity. Learn how a beer battery works and about microbial fuel cells.
How Cellulosic Ethanol Works
science.howstuffworks.com/environmental/green-tech/energy-production/cellulosic-ethanol.htm
Cellulosic ethanol could provide us with a new, green source of energy. Learn all about cellulosic ethanol at HowStuffWorks.
Does 'Obamacare' require Americans to be implanted with microchips?
people.howstuffworks.com/obamacare-microchips.htm
Does 'Obamacare' require Americans to be implanted with microchips? Find out if the Affordable Care Act really requires us to have microchip implants.