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Cinnabar: Red, Beautiful — and Toxic
science.howstuffworks.com/environmental/earth/geology/cinnabar.htm
Cinnabar's bright-red pigment has been used in jewelry, pottery and makeup for millennia. But cinnabar is also the primary ore for mercury, making it a dangerous mineral if the particles are inhaled.
What Is Smudging? Can Burning Sage Purify a Space of Negative Energy?
people.howstuffworks.com/smudging.htm
Burning sage, aka smudging, has become increasingly popular for the purpose of cleansing energy and promoting healing and wisdom. But what is it exactly?
Why Not All Insurrections in the U.S. Are the Same
history.howstuffworks.com/historical-events/enslaved-insurrections.htm
For enslaved Americans, insurrection was often the only path to freedom. Are we misusing the term today?
How the CPR Doll Developed From a Famous Parisian Death Mask
history.howstuffworks.com/european-history/cpr-doll-history.htm
CPR Annie has been called "the most-kissed face in the world." But the doll's look was improbably inspired by a famous Parisian death mask.
What Is a Burner Phone and Are They Really Untraceable?
electronics.howstuffworks.com/burner-phones.htm
Pre-paid cell phones, aka burner phones, are a common way for people to make calls and text anonymously, but can burners really escape detection?
Portland Cement: A Concrete History With Structural Integrity
science.howstuffworks.com/innovation/inventions/portland-cement.htm
Invented in 1824, Portland cement remains prominent in modern construction. Learn about the hydraulic binder's raw materials and applications.
20 Most Common Surnames in the U.S. (and What They Mean)
people.howstuffworks.com/culture-traditions/genealogy/most-common-surnames-in-the-us.htm
Ever wonder what your last name says about your family's story? Turns out, some of the most common surnames in the U.S. reveal more than just ancestry; they hint at migration patterns, occupations and cultural influence across generations.
How Communism Works
people.howstuffworks.com/communism.htm
Communism is a type of government that relies on collectivization of labor and good to equal out the classes. Learn about the workings of communism.
How Gold Works
science.howstuffworks.com/gold.htm
We love it. We wear it glittering around our necks and sparkling at our ears, wrists and feet. We pass it down to our children and hoard it in secret stashes. Why is this precious metal so prized?
How Warp Speed Works
science.howstuffworks.com/warp-speed.htm
Warp speed would enable you to travel faster than the speed of light. Learn about warp speed and whether it's a scientific possibility or just a sci-fi dream.