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How Algae Biodiesel Works
science.howstuffworks.com/environmental/green-science/algae-biodiesel.htm
Many people are interested in algae biodiesel as a green fuel. Learn all about algae biodiesel and how researchers make biodiesel from algae.
Donate Your Hair to Help Keep Our Water Clean
science.howstuffworks.com/environmental/green-tech/remediation/hair-clean-up-oil-spills.htm
Hair trimmings from salons and personal donations can be repurposed as mats that soak up oil spills and help protect the environment.
How did NASA change diapers forever?
science.howstuffworks.com/innovation/nasa-inventions/nasa-change-diapers.htm
How did NASA change diapers forever? Visit HowStuffWorks to learn how NASA changed diapers forever.
How did Lake Nyos suddenly kill 1,700 people?
science.howstuffworks.com/environmental/earth/geophysics/lake-nyos.htm
One evening, people heard their local lake rumbling. A day and a half later, 1,700 people were dead. What happened on that fateful night?
Earth: A Primer on the Third Rock From the Sun
science.howstuffworks.com/earth.htm
Earth is an enormous and extremely complex planet. Learn about the inner workings of the planet Earth and find out what forces are constantly at work on Earth.
How Clouds Work
science.howstuffworks.com/nature/climate-weather/atmospheric/cloud.htm
Did bunnies just attack that sailboat, or was it a narwhal playing with a school of fish? Are you going crazy, or are you just watching the clouds?
How Military Robots Work
science.howstuffworks.com/military-robot.htm
Soldiers face danger every day -- detecting landmines, deactivating unexploded bombs and scoping out hostile buildings are tasks that don't always require a human presence. That's where military robots come in.
What Is Avogadro's Number?
science.howstuffworks.com/avogadros-number.htm
That's one seriously big number, and technically Amedeo Avogadro didn't even come up with it. So how did the Italian chemist make such an indelible (numerical) mark on the wonderful world of chemistry?
How did language evolve?
science.howstuffworks.com/life/evolution/language-evolve.htm
Let's assume that long ago Homo sapiens communicated by grunting at one another. How and when did all those grunting sounds evolve into a verb tenses, clauses and proper nouns?
10 Myths About Surviving a Tornado
science.howstuffworks.com/nature/natural-disasters/10-myths-about-surviving-a-tornado.htm
Separating fact from fiction when it comes to tornado safety could mean the difference between life and death.