The 29th of Februar is a Leap Day or Schalttag – a day is which added to the calendar every four years to make up for the difference between the length of a normal year and the Earth’s orbit around the sun. Thus the year 2008 is a Leap Year or Schaltjahr. There are also Leap Seconds – Schaltsekunden – which compensate for the small difference that only modern atomic … [Read more...]