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What Is Gravity?
science.howstuffworks.com/environmental/earth/geophysics/question232.htm
Gravity is the force that causes two particles to pull towards each other. Learn about gravity and find out how Newton and Einstein explain gravity.
Science Projects for Kids: Density and Volume
lifestyle.howstuffworks.com/crafts/science-projects/science-projects-for-kids-density-and-volume.htm
In science projects for kids: density and volume, learn a lot about your world by performing your own experiments. Get started with these activities.
How to Repair a Garage Door
home.howstuffworks.com/home-improvement/repair/how-to-repair-a-garage-door.htm
There are two main components to a garage door: the door itself and the opener. If you can make both types of repairs, your garage-door problems will be minimal. Learn how to repair a garage door.
How Army Reconnaissance Jobs Work
science.howstuffworks.com/military/army-careers/army-reconnaissance-jobs.htm
Army reconnaissance jobs are highly sought-after. Visit HowStuffWorks to learn all about Army reconnaissance jobs.
Could computers and robots become conscious? If so, what happens then?
science.howstuffworks.com/robot-computer-conscious.htm
Could robots and computers become conscious? Artificial intelligence has advanced quickly. See if robots and computers can become conscious.
What's a Mezuzah and What's Inside the Case?
people.howstuffworks.com/mezuzah.htm
Many Jewish people will affix a mezuzah, a decorative case, to the doorframe of their houses. What's the significance of this?
Crumple Theory: We Can Learn a Lot From How Paper Crumples
science.howstuffworks.com/crumple-theory.htm
Crumpling is a physical process that occurs when a thin sheet is forced to adapt to a smaller space and is seen in everything from DNA packing in a cell nucleus to the formation of mountains.
Can you catch a sneeze like you can a yawn?
science.howstuffworks.com/life/inside-the-mind/human-brain/catch-sneeze-like-yawn.htm
When you see someone yawning, even in a picture, chances are a yawning urge will come over you, too. But is this also true of sneezing, and if so, why?
The Yellow Anaconda Can Form Days-long 'Breeding Balls'
animals.howstuffworks.com/snakes/yellow-anaconda.htm
The yellow anaconda isn't the only snake species to form breeding balls for mating privileges, but it will engage in the ritual for several hours or even days.
Does the Real Element 115 Have a Connection With UFOs?
science.howstuffworks.com/space/aliens-ufos/element-115.htm
For decades Bob Lazar talked about a mysterious element 115 that could power alien spacecraft. People thought he was nuts, but scientists discovered element 115 in 2003. What can that element do?