This video, for the Institution of Engineering and Technology (IET), looks at how water is becoming an increasingly precious resource, even in affluent places like California where the infrastructure is struggling to cope with demand. Engineers have looked at extreme conservation, sea water desalination, importing...

Kelly is a radiographer at Addenbrookes hospital.  She produces X-rays for doctors to use in the diagnoses.  She was a parent at a young age and decided to follow an access course for two evenings a week over two years.  She aims to specialise in an area of radiography and progress to becoming a senior member of...

These downloadable videos and animations are part of the multimedia package Stuff and Substance, developed by the Gatsby Science Enhancement Programme (SEP). They can be used to develop ideas relating to the factors which affect the rate of dissolving and the particle...

These downloadable videos and animations are part of the multimedia package Stuff and Substance, developed by the Gatsby Science Enhancement Programme (SEP). They can be used to introduce and explain the phenomenon of dissolving.

Dissolving is recognised by the formation of a clear mixture. Before mixing,...