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Battle of the Best Sonar: 'Team Dolphin' vs. 'Team Bat'
animals.howstuffworks.com/mammals/battle-best-sonar-team-dolphin-or-team-bat.htm
Do dolphins or bats have better sonar? That question has led to some playful ribbing among scientists. HowStuffWorks wanted to find out, too.
Raven vs. Crow: What's the Difference?
animals.howstuffworks.com/birds/american-crows-and-ravens-whats-difference.htm
It's easy to mistake a crow for a raven or vice versa. But the two birds are actually pretty different.
Is It OK to Secretly Record Workplace Conversations?
people.howstuffworks.com/is-it-ok-to-secretly-record-workplace-conversations.htm
HowStuffWorks looks at the law around secret recordings in the workplace.
Should you really chew your food 32 times before swallowing?
Is it important to chew your food 32 times before swallowing? Find out and learn if chewing your food well before swallowing is good for your health.
Tai Chi: Fluid Movements for Health and Happiness
Tai Chi fluid movements can promote health and happiness. Learn about Tai Chi fluid movements for health and happiness.
5 Wild and Wacky Takes on the Advent Calendar
people.howstuffworks.com/culture-traditions/holidays-christmas/advent-calendar.htm
HowStuffWorks looks at the history of the Advent calendar as well as some weird modern-day riffs on it.
What Is Foie Gras, and Why Is It Being Banned?
recipes.howstuffworks.com/foie-gras.htm
Foie gras, the French delicacy of fattened duck liver, is now banned in NYC. Why? Because it's considered unethical. HowStuffWorks looks at the dish.
Mushrooms: Wash 'em or Brush 'em Off?
recipes.howstuffworks.com/tools-and-techniques/wash-or-brush-mushrooms.htm
HowStuffWorks asks whether it's necessary to wash mushrooms before you eat them.
Why Is It So Hard to Make a Universal Flu Vaccine?
health.howstuffworks.com/wellness/preventive-care/universal-flu-vaccine.htm
Every year, a version of the flu vaccine must be developed, to compensate for the changes in the flu virus the year before. Will that ever end?
Why is it bad luck to wear opals if you weren't born in October?
people.howstuffworks.com/why-is-it-bad-luck-to-wear-opals-if-werent-born-in-october.htm
Opals are unusual and mysterious gems, which may be why there are stories about their supposed luck dating back to ancient times.