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How NASA Planetary Protection Works
science.howstuffworks.com/nasa-planetary-protection.htm
What if your job were to protect life in the galaxy at all costs? Read about NASA's Planetary Protection program at HowStuffWorks.
10 Area 51 Conspiracies
people.howstuffworks.com/10-area-51-conspiracies.htm
The mysteries surrounding the U.S. government's Area 51 have stimulated many outlandish theories. View 10 Area 51 conspiracies to learn more.
What is in moth balls? Is it harmful to people?
home.howstuffworks.com/home-improvement/household-hints-tips/cleaning-organizing/question210.htm
Moth balls use fumes to kill moths and moth larvae. Learn more about moth balls and find out what the main active ingredient is in moth balls.
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 many atoms are in a person?
science.howstuffworks.com/atoms-in-person.htm
Atoms: the building blocks of life and the universe. We're all made of these microscopic bits of matter, but how many does it take to make a complete human being? And exactly what kinds of atoms do we have inside us?
Can hydrogen be the fuel of the future?
science.howstuffworks.com/environmental/energy/hydrogen-fuel-future.htm
When it comes to looking to the energy source that will replace fossil fuels, there are no shortage of options.
5 Types of Figurative Language With Examples
people.howstuffworks.com/types-of-figurative-language.htm
Figurative language is a cornerstone of expressive writing. Unlike literal language, which conveys information plainly and directly, figurative language introduces an imaginative spark, offering the reader new ways to view ideas and emotions.
Understanding the Empirical Formula in Chemistry
science.howstuffworks.com/empirical-formula.htm
In chemistry, there are a variety of methods that scientists use to identify a chemical compound, including a molecular formula, molar mass and molecular diagram. The simplest formula of these is known as the empirical formula.
The Tallest Mountain in the U.S. and 7 Close Contenders
science.howstuffworks.com/environmental/earth/tallest-mountain-in-us.htm
Although most of the highest mountains in the world are in Asia (looking at you, Mount Everest and Himalayas), the United States is home to some of the most breathtaking and impressive mountain ranges in the world.
An Ocean Quahog Shows Its Age Like Rings on a Tree
animals.howstuffworks.com/marine-life/ocean-quahog.htm
The ocean quahog (Arctica islandica) is a clam that redefines what it means to have a long lifespan. This species is famous for being one of the longest-lived animals on Earth, with individuals surviving up to 500 years! That's older than Shakespeare's first play.