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How Enslaved Elizabeth Freeman, 'Mum Bett,' Sued for Her Freedom and Won
history.howstuffworks.com/historical-figures/mum-bett.htm
On Aug 22, 1781, the court ordered that Mum Bett, later known as Elizabeth Freeman, should be emancipated from slavery. She was the first enslaved black woman to sue for her freedom and win.
Should You Get a COVID-19 Booster Shot Now or Wait Until Fall?
Two immunologists weigh the options of either getting a COVID-19 booster shot now or in the fall.
The Bizarre Link Between van Gogh's Signature Yellow and Cow Urine
entertainment.howstuffworks.com/arts/artwork/indian-yellow-pigment.htm
The bright yellow hue used to great effect by van Gogh and other painters was eventually outlawed, as it was made of urine from dehydrated cows.
Lifelike Robo Pets Help Seniors Combat Loneliness
health.howstuffworks.com/mental-health/dementia/robotic-pets.htm
Robotic companion animals have been proven to reduce stress, anxiety and antipsychotic drug use among older people, especially those with with dementia.
The Origins of the Steamship
science.howstuffworks.com/innovation/inventions/steamship.htm
Steamships quickly replaced sails in the early 1800s. Learn more about the origins of steamships and the innovations that led to their creation.
What Does Airplane Mode Do? And Can It Save Battery Life?
electronics.howstuffworks.com/how-to-tech/what-does-airplane-mode-do.htm
Why do flight attendants instruct us to turn our mobile devices on airplane mode before takeoff? And what does airplane mode even do?
Does gender-targeted advertising work?
money.howstuffworks.com/gender-targeted-advertising.htm
When advertisers work to earn our hearts and our money, how does gender play into it? Do the ones emphasizing stereotypical male and female traits do a number on our brains (and wallets)? Or is it something else that makes us want to buy, buy, buy?
What Is Number Theory?
science.howstuffworks.com/math-concepts/number-theory.htm
For many of us, a number is just a number, a bit of information that tells you, say, what time it is. But mathematicians look at that same number and divine relationships that underlie nature itself. Ready to enter the trippy world of number theory?
Why Just 5% of Americans Account for 50% of U.S. Health Care Spending
health.howstuffworks.com/health-insurance/5-percent-americans-account-50-percent-health-spending.htm
Health care spending in America goes up enormously every year. Yet just a small number of people account for most of the money. Why is this and how can we rein that in?
Early Twentieth Century Railroads
history.howstuffworks.com/american-history/early-twentieth-century-railroads.htm
Early 20th-century railroads saw major improvements in safety and comfort, as well as new regulations. Learn more about railroads in the early 1900s.