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The Dark History of Black Cat Superstition
animals.howstuffworks.com/pets/why-are-black-cats-considered-unlucky.htm
Black cats were associated witches and paganism in the Middle Ages. Even today, black cats wind up in shelters more than any other color cat. So why are black cats considered so unlucky?
Have invasive species caused any extinctions?
science.howstuffworks.com/environmental/green-science/have-invasive-species-caused-extinctions.htm
Introducing a new species into an ecosystem can have unforeseen and disastrous consequences for the species that already live there.
How old is the electric car?
auto.howstuffworks.com/under-the-hood/auto-manufacturing/how-old-is-the-electric-car.htm
Electric cars aren't so new today. Turns out they have been around since before the Model T. Find out how old electric cars are at HowStuffWorks.
Nearly 1,000 U.S. Streets Named After MLK Jr. What Are They Like?
people.howstuffworks.com/government/local-politics/streets-named-after-mlk.htm
Researchers investigated the racial makeup and economic well-being of 22,286 census blocks in the U.S. with roadways bearing Dr. Martin Luther King Jr.'s name. Here's what they found.
Are personal watercraft destroying the planet?
science.howstuffworks.com/environmental/green-science/watercraft-destroy-planet.htm
Personal watercraft destroying the environment is a cause for major concern. Learn about personal watercraft destroying the environment.
How are U.S. taxpayer dollars spent?
money.howstuffworks.com/personal-finance/personal-income-taxes/tax-dollars-spent.htm
Tax dollars help pay for various things on the U.S. federal budget, but where does the money go and how are those tax dollars spent?
How the Earned Income Tax Credit Works
money.howstuffworks.com/personal-finance/personal-income-taxes/earned-income-tax-credit.htm
What is the Earned Income Tax Credit? Read about how to claim the EITC and if you qualify.
How Motherhood Works
people.howstuffworks.com/motherhood.htm
What's it like to be a mom today? Read about motherhood past, present and future at HowStuffWorks.
PMS 101
health.howstuffworks.com/wellness/women/menstrual/pms.htm
PMS refers to a collection of physical and psychological symptoms that some women experience monthly. Learn what causes PMS, how diet affects PMS and how to treat PMS.
Do wind turbines kill birds?
science.howstuffworks.com/environmental/green-science/wind-turbine-kill-birds.htm
While some wind turbines kill birds, newer models are being built to reduce bird mortality. Learn why some wind turbines kill birds.