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How Google Loon Works
computer.howstuffworks.com/google-loon.htm
Google's Project Loon is intended to make Internet access available everywhere. Learn more about Project Loon at HowStuffWorks.
How much corn would I need to fuel a cross-country trip with ethanol?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/question707.htm
I've heard that it's possible to build a car engine to run off of ethanol, a byproduct of corn. How much corn would I need to grow in order to produce enough ethanol fuel to drive my car across the country?
How do they get the balls in ball bearings so perfectly round and smooth?
science.howstuffworks.com/transport/engines-equipment/question513.htm
Ball bearings can be found in a wide variety of machines and gadgets. If you take a look at one of them you may notice how perfectly smooth they feel and appear. How do they get like that? Find out how ball bearings are created in this article.
How big does a meteor have to be to make it to the ground?
science.howstuffworks.com/question486.htm
How big is a shooting star? Do they land on earth or do they burn up? Learn how what tiny particles of space dust have to do with meteors.
Constellation Pictures
science.howstuffworks.com/constellation-pictures.htm
Learn about the solar system and explore the final frontier with our Constellation Pictures. Check out our Constellation Pictures today!
How does titanium dioxide work in cleansers?
health.howstuffworks.com/skin-care/cleansing/products/titanium-dioxide-in-cleansers.htm
How does titanium dioxide work in cleansers? Find out how titanium dioxide works in cleansers at HowStuffWorks.
Why Is It Colder at the Top of a Mountain Than It Is at Sea Level?
science.howstuffworks.com/nature/climate-weather/atmospheric/question186.htm
Air temperature is colder on top of a mountain than at sea level, but if heat rises how is this possible? Learn about air temperature in this article.
October 12 1999: The World Population Hits 6 Billion
people.howstuffworks.com/population-six-billion.htm
The world's population hit 6 billion people on this day in October of 1999. Read about the historic day in which the world's population hit the 6 billion mark.
Libra Personality: September 23 - October 22
entertainment.howstuffworks.com/horoscopes-astrology/libra.htm
Libra is the seventh sign of the astrological year and is known by its astrological symbol, the Scales. Learn about Libra personality traits.