15 Useless Earth Facts

Take a break, put the java down...

It's Monday and there's nothing you can do about it.  So why not load up on a bunch of irritating facts about Earth you can spring on people and get left alone in a corner.

  • The day is not 24 hours long, it's 23 hours, 56 minutes, 4 seconds in sidereal time.
  • The Chinese great wall is not visible from space, but Peking's air pollution is clearly seen.
  • 38,000 man-made objects have been launched into space since Sputnik in 1957.
  • The Earth is smoother than a bowling ball. Mountains and trenches only 1/5000th of the equator.
  • The Ozone hole is smaller now than it was at any time over the last 10 years.
  • There are 8.6 million lightning strikes a day.
  • Dinosaurs got big because there was 50% more oxygen than today's 77% nitrogen, 21% oxygen.
  •  97% of all the water is salty.  3% is fresh.
  • Antarctica has more water stored as ice than the entire Atlantic ocean.
  • Sharks kill 9-12 humans a year. Humans kill 100 million sharks a year.
  • 99% of all the gold on Earth is floating around in the 9,900F degree molten core.
  • 40 million tons of dirt is blown from the African Sahara to the Amazon each year.
  • Continents are moving at point oh seven-nine inches per year.
  • Only 14% of all species have been identified, and just 1% of species in the oceans.
  • 200,000 people are born each day. 2 people die each second. 110 billion ever lived since man 1.
That's enough for now.  Next time we will do 50 on things short and wet.  Stay tuned.