Extracted From Einstein Year

  • Astatine is an element so rare that if you searched the entire planet you’d only find a lump the size of a sugar cube.
  • When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch.
  • The maximum speed that raindrops can fall at is around 18mph, depending on their size.
  • If every star in the Milky Way was a grain of salt they would fill an Olympic sized swimming pool.
  • 12 Astronauts have walked on the moon, between them bringing back 382 kilograms of rocks, pebbles, sand and dust.