ScienceMind-BlowingOutdatedThe Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.2742k
ScienceMind-BlowingOutdatedToday's top fuel dragsters take off with more force than the space shuttle.2511k
PlacesMind-BlowingThe 426 escalators in the London Underground cover a distance every week equivalent to traveling around the world more than twice.1541k
BodyInterestingNASCAR teams use nitrogen instead of regular air to fill their tires because it maintains more consistent pressure under extreme heat.1141k
FoodInterestingThe purpose of the indentation at the bottom of a wine bottle is to strengthen the structure of the bottle.951k
ScienceInterestingBecause heat expands the metal, the Eiffel Tower always leans away from the sun.872k
TechnologyMind-BlowingOutdatedThe oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.781k
ScienceMind-BlowingThe world's first genetically-engineered bioluminescent (glow-in-the-dark) house plants have been created and could eventually be used as a functional light source.415k
ScienceInterestingA pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.351k
HistoryDarkApproximately 25,000 workers died during the building of the Panama Canal, and approximately 20,000 of them contracted malaria and yellow fever.341k
TechnologyInterestingThe hole in a soda can tab can be rotated to hold a straw in place, preventing it from rising up due to carbonation bubbles.292k
EntertainmentInterestingMichael Jackson used a special shoe to perform his "Smooth Criminal" lean trick.162k
TechnologyMind-BlowingJapanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.102k
ScienceMind-BlowingThe inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.93k
TechnologyMind-BlowingScientists in China have developed maglev train technology that could eventually reach speeds of 620 mph (1,000 km/h), more than twice as fast as current high-speed rail.51k