Sunday, 29 January 2012

Slow as pitch

Queensland Uni’s School of Mathematics and Physics ‘owns’ what is probably one of the oldest continuous science experiments in existence today.
Set up in 1927 it is 85 years old and still going strong.
Here is
the webcam of pitch ( a tarlike substance obtained by distilling coal tar) ever so slooooooooooooowly oozing.

      Year               Event
      1930               The stem was cut
      1938(Dec)          1st drop fell
      1947(Feb)          2nd drop fell
      1954(Apr)          3rd drop fell
      1962(May)          4th drop fell
      1970(Aug)          5th drop fell
      1979(Apr)          6th drop fell
      1988(Jul)          7th drop fell
      2000(28 Nov)        8th drop fell

No comments: