Weather What is humidity and how is it measured? 14 August 2013 Damp or dry? Measuring humidity Weather Ball Lightning 01 August 2013 What is this strange phenomenon? Weather Where did the Galileo thermometer get its name? 12 October 2010 A Galileo thermometer is a sealed glass tube containing a clear liquid, floating in which are five glass balls, each containing a different coloured solution. Weather Behind the folklore: red sky at night: Is red sky delightful for shepherds? 16 July 2010 Is red sky delightful for shepherds?
Weather Where did the Galileo thermometer get its name? 12 October 2010 A Galileo thermometer is a sealed glass tube containing a clear liquid, floating in which are five glass balls, each containing a different coloured solution.
Weather Behind the folklore: red sky at night: Is red sky delightful for shepherds? 16 July 2010 Is red sky delightful for shepherds?