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How GPS Watches Work
electronics.howstuffworks.com/gadgets/clocks-watches/gps-watch.htm
A GPS watch links to a net of synchronized computers orbiting Earth to provide you with highly accurate data. Learn what you can do with a GPS watch.
Does sleep deprivation lead to risky decisions?
health.howstuffworks.com/mental-health/sleep/disorders/sleep-deprivation-risky-decisions.htm
Does sleep deprivation lead to risky decisions? Some research shows we can make bad choices when tired. Learn about sleep deprivation and risky decisions.
Ridiculous History: 5 of NASA's Greatest Pranks
science.howstuffworks.com/ridiculous-history-5-nasa-greatest-pranks.htm
NASA likes to have a lot of fun, too. Find out what ridiculous pranks they've pulled through the years at HowStuffWorks.
Penn Center: A Little-known Haven of the Civil Rights Movement
The Penn Center was critical to the American civil rights movement. HowStuffWorks takes a look at this overlooked piece of history.
Humble Hero: Why Neil Armstrong Became the First Man on the Moon
history.howstuffworks.com/historical-figures/neil-armstrong.htm
HowStuffWorks finds out more about the life and legacy of Neil Armstrong, the humble hero who became the first man to walk on the moon.
How Juneteenth Became Black Independence Day
history.howstuffworks.com/american-history/juneteeth.htm
Though it's been around for more than 150 years, Juneteenth was still a mystery to many. But now, it's the newest federal holiday in the U.S.A.
The Battle of the Bulge: July 1944-January 1945
history.howstuffworks.com/world-war-ii/the-battle-of-the-bulge-timeline.htm
This World War II timeline highlights events leading up to the Battle of the Bulge. Follow the events of World War II from July 1944 to January 1945.
Emergency Vehicles: Can You Identify More Than 30?
play.howstuffworks.com/quiz/emergency-vehicles-can-you-identify-more-than-30
We all know about fire trucks, police cars and ambulances, but what about the other emergency vehicles? Put your wits to the test and see if you can name more than 30 of these emergency vehicles.
Spaced Out: Astronaut Quiz
play.howstuffworks.com/quiz/astronaut-quiz
Astronauts have a reputation for being the brave and skilled few willing to risk their lives by strapping themselves aboard a rocket and blasting into outer space. How much do you know about this dangerous job?
Nameless But Never Forgotten: The Tomb of the Unknown Soldier
people.howstuffworks.com/culture-traditions/national-traditions/tomb-unknown-soldier.htm
HowStuffWorks looks at the history of Arlington Cemetery's Tomb of the Unknown Soldier, and the Army's elite Sentinels who guard it, 365 days a year.