In certain situations it seems that scientists use carbon dating. This method has been useful concerning ancient civilizations such as the ancient Egyptian empire.
The concept of observation as a crucial step in the scientific method dates back to ancient Greek philosophers such as Aristotle and Plato. However, the modern scientific method, with its emphasis on systematic observation and experimentation, was further developed by scientists like Francis Bacon in the 17th century.
The Scientific Method - 2003 was released on: USA: 21 August 2003 (New York Underground Film Festival)
Star Trek Voyager - 1995 Scientific Method 4-7 was released on: USA: 29 October 1997 Germany: 18 December 1998
Fixing Rhonda - 2008 was released on: USA: 2008
Fixing Lizzie - 1920 was released on: USA: July 1920
Fixing the Fakirs - 1913 was released on: USA: 17 April 1913
Fixing the Flirts - 1913 was released on: USA: 25 January 1913
Fixing Cars - 2014 was released on: USA: 14 January 2014
Fixing the Future - 2012 was released on: USA: 18 July 2012
Fixing Their Dads - 1914 was released on: USA: 18 November 1914
Fixing Auntie Up - 1913 was released on: USA: 3 May 1913
Fixing Juvie Justice - 2013 TV was released on: USA: 13 August 2013