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Could You Dig a Tunnel Right Through the Center of Earth?
science.howstuffworks.com/environmental/earth/geophysics/question373.htm
Let's say you have a lunch date to make - and it's on the other side of the planet. Wouldn't it be convenient to pop down a hole through Earth's innards? But what would really happen if you did?
What human activities increase carbon dioxide in the atmosphere?
science.howstuffworks.com/environmental/green-science/human-activities-increase-carbon-dioxide.htm
Although a certain amount of carbon dioxide (CO2) occurs naturally in the Earth's atmosphere, there are several human activities that increase levels of the greenhouse gas.
How Bridges Work
science.howstuffworks.com/engineering/civil/bridge.htm
Bridges support tremendous weight, span huge distances and all the while withstand the greatest forces of nature. Find out about these engineering feats (as well as some of the flaws).
How can doctors use virtual reality to treat phobias?
science.howstuffworks.com/life/inside-the-mind/human-brain/virtual-medicine.htm
Virtual medicine was developed to try and help the millions of people that suffer from phobias. Learn what virtual medicine is, and how it can treat fears.
Is the army testing an invisible tank?
science.howstuffworks.com/invisible-tank.htm
An invisible tank could give any military a distinctive edge on the battlefield. Find out how the British army is developing an invisible tank.
Here's the Buzz on Alcohol in Space
science.howstuffworks.com/alcohol-space.htm
While alcohol consumption is not completely alien to the space program, not much is known about its effects on the body outside our atmosphere.
How Self-healing Spacecraft Will Work
science.howstuffworks.com/self-healing-spacecraft.htm
Scientists are now developing a new type of composite material that will allow spacecraft to repair themselves. Learn more about this amazing future technology.
Cyclone vs. Hurricane: Differences Between These Major Storms
science.howstuffworks.com/nature/natural-disasters/cyclone.htm
Both are destructive storms that can pack powerful winds and devastating storm surge. So how are they different? Or are they?
The Largest Desert in the World Isn't the Sahara
science.howstuffworks.com/environmental/earth/geology/largest-desert-in-world.htm
If you think the largest desert in the world is hot and sandy, think again. These 10 deserts spanning the globe are massive, but they're not all sunbaked.
What is the future of supersonic flight?
science.howstuffworks.com/transport/flight/future/future-supersonic-flight.htm
What is the future of supersonic flight? Learn more about the future of supersonic flight in this article.