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How MREs Work
science.howstuffworks.com/mre.htm
Coalition troops have been surviving mainly on MREs (Meals Ready to Eat) for most of Operation Iraqi Freedom. Learn what these portable, adaptable and absolutely essential pieces of military technology are all about.
How Magic Mushrooms Work
science.howstuffworks.com/magic-mushroom.htm
Mushrooms - they're not just a pizza topping. This psychotropic fungus has guided many an adventurer on a trip. How do shrooms make their magic?
How Maglev Trains Work
science.howstuffworks.com/transport/engines-equipment/maglev-train.htm
Magnetic levitation trains are becoming a popular transportation topic all around the globe. Learn about electromagnetic suspension, the most popular type of maglev train.
How Magnets Work
science.howstuffworks.com/magnet.htm
Magnets produce magnetic fields and attract metals like iron, nickel and cobalt. They're used in all sorts of applications but how are they made and how do they work?
How Mangrove Forests Are Great for the Planet
science.howstuffworks.com/life/botany/mangroves.htm
Mangroves provide a habitat for wildlife such as fish, birds, deer and insects. They also stabilize shorelines, protect against storm surges and improve water quality. What's not to love?
How Many Dimensions Are There?
science.howstuffworks.com/science-vs-myth/everyday-myths/dimension.htm
A dimension is how we explain the ability to move through space. Are there more to dimensions than just spatial movement? Learn about dimensions.
How Many Moons Does Jupiter Have? We're Losing Count
science.howstuffworks.com/jupiter-have-79-moons-when-earth-just-has-one.htm
Scientists are continually discovering more moons orbiting the outer planets, particularly Saturn and Jupiter. Just how many moons does Jupiter have?
How Many Moons Does Saturn Have?
science.howstuffworks.com/saturn-moons.htm
In recent years, Saturn has overtaken Jupiter as the planet with the most satellites in our solar system. How many moons does Saturn have?
How Many Muscles Does It Take to Smile?
science.howstuffworks.com/life/inside-the-mind/emotions/muscles-smile.htm
The authors of chain emails often tell you to smile more, with the added claim that it takes more muscles to frown. Ever questioned this piece of wisdom? We have an answer for you.
How Many Oceans Are There?
science.howstuffworks.com/environmental/earth/oceanography/how-many-oceans-are-there.htm
The oceans take up most of the surface area of our planet and remain mostly unexplored. But how many oceans are there?