Cold Related History Facts

 I wrote a list of interesting cold-related history facts 

History of Satellites

 On 1 April 1960 the USA launched the first weather satellite. It was called TIROS-1. I wrote a brief history of satellites. It's out of this world! 

History of Colours

 I wrote a brief history of colours 

History of Anaesthesia

I wrote a brief history of anaesthesia 

History of Light

 I wrote a history of light. Today, we take artificial light for granted, but for our ancestors, it was very different. 

Banff, Alberta

 I have uploaded some pictures of my trip to Banff, Alberta 

An Alaskan Cruise

 These are some pictures I took during a cruise from Vancouver to Alaska