• The smallest bone in the human body is the stapes or stirrup bone located in the middle ear. It is approximately .11 inches (.28 cm) long.


  • The longest cells in the human body are the motor neurons. They can be up to 4.5 feet (1.37 meters) long and run from the lower spinal cord to the big toe.


  • There are no poisonous snakes in Maine.


  • The blue whale can produce sounds up to 188 decibels. This is the loudest sound produced by a living animal and has been detected as far away as 530 miles.


  • The largest man-made lake in the U.S. is Lake Mead, created by Hoover Dam.


  • The poison arrow frogs of South and Central America are the most poisonous animals in the world.


  • A new born blue whale measures 20-26 feet (6.0 - 7.9 meters) long and weighs up to 6,614 pounds (3003 kg).


  • The first coast-to-coast telephone line was established in 1914.


  • The Virginia opossum has a gestation period of only 12-13 days.


  • The Stegosaurus dinosaur measured up to 30 feet (9.1 meters) long but had a brain the size of a walnut.


  • The largest meteorite crater in the world is in Winslow, Arizona. It is 4,150 feet across and 150 feet deep.


  • The human eye blinks an average of 4,200,000 times a year.


  • Skylab, the first American space station, fell to the earth in thousands of pieces in 1979. Thankfully most over the ocean.


  • It takes approximately 12 hours for food to entirely digest.


  • Human jaw muscles can generate a force of 200 pounds (90.8 kilograms) on the molars.

Science Facts for You - Part 02 - Boys on Rail
Also See,


  1. Science Facts for You - Part 01
  2. Science Facts for You - Part 02
  3. Science Facts for You - Part 03
  4. Science Facts for You - Part 04
  5. Science Facts for You - Part 05
  6. Science Facts for You - Part 06
  7. Science Facts for You - Part 07
  8. Science Facts for You - Part 08
  9. Science Facts for You - Part 09
  10. Science Facts for You - Part 10
  11. Science Facts for You - Part 11
  12. Science Facts for You - Part 12


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