One ruler is cooled to liquid nitrogen temperature and another is left at room temperature. The two rulers are compared to show that the cooled ruler has contracted. This demonstration requires ...

The Cool Ruler musical curates the story of the legendary Gregory Isaacs on stage with a full live, five-piece band with sensational vocals from Terence Wallen. Gregory born 15th July 1951 ...

Fifteen years after his death, Gregory Isaacs will ‘return’ to the London stage. ‘Cool Ruler: A Musical Tribute to Gregory Isaacs’, a stage production based on his career, opens on May 25 ...