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How Naming the Continents Works
history.howstuffworks.com/historical-events/naming-continent.htm
The names of the continents are well known but their origins are rather hazy. Learn about the names of the continents and where they come from.
How a Brinicle Works
science.howstuffworks.com/environmental/earth/oceanography/underwater-brinicles.htm
Underwater icicles, also called brinicles or sea stalactites, form when super-cold brine meets normal seawater. The sub-zero phenomenon can kill some sea life.
How Nuclear Submarines Work
science.howstuffworks.com/nuclear-submarine.htm
Nuclear submarines are powered by nuclear reactors and may carry nuclear weapons. Read about nuclear submarines and how they changed the world's oceans forever.
Where Are the Northern Lights and Southern Lights?
science.howstuffworks.com/nature/climate-weather/atmospheric/10-spots-to-watch-auroras.htm
Auroras themselves aren't rare, but spotting one can be tricky: You need a clear, dark sky within one of the auroral zones. What are 10 spots that up the odds a bit?
How Santa's Sleigh Works
people.howstuffworks.com/culture-traditions/holidays-christmas/santas-sleigh.htm
Santa's sleigh contains some of the most advanced technology in the world. Find out how Santa's sleigh flies and learn about Santa's sleigh technology.
How 15 Winter Animals Survive Frigid Temperatures
animals.howstuffworks.com/wild-animals/winter-animals.htm
Winter animals have to be resilient to endure cold temperatures and adapt to food scarcity in order to survive in extreme environments.
Have we reached peak oil?
science.howstuffworks.com/environmental/green-science/peak-oil.htm
Oil is a nonrenewable resource. Have we found all the oil there is to find, or is there more out there somewhere? What's the best way to wean ourselves from our oil dependency?
How do walruses sleep in the water without drowning?
animals.howstuffworks.com/mammals/walrus-sleep-without-drowing.htm
Walruses sleep in the water without drowning with a clever anatomical adaptation. Learn how walruses sleep, mate, nurse and just relax in the water.
The Coldest State in the U.S. Is Below Freezing on Average
science.howstuffworks.com/nature/climate-weather/coldest-state-in-the-us.htm
The United States has a wide range of climate zones, from the subtropical to the arctic. On the low end of the thermometer, there are plenty of options for a deep winter chill. Here, we look at a couple different ways to determine the coldest state in the U.S. — and by both definitions, there's one winner.
The Stratosphere Is Home to Earth's Ozone Layer
science.howstuffworks.com/environmental/earth/geophysics/stratosphere.htm
The stratosphere is one of Earth's five atmospheric layers that also includes the troposphere, mesosphere, thermosphere and exosphere.