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 characteristic reactions of acids.

This lesson links aspects of states of matter to the use of bubbles to deliver drugs to cancerous tissue, and is appropriate to students aged 12- 14. Most children will be familiar with soapy bubbles consisting of gas surrounded by a film of moisture. This lesson looks at the formation of bubbles that contain...

Dr Claire Cousins and Mark Fox-Powell explain how scientists look at life that exists in extreme environments on Earth, to see what kind of life scientists might see on the surface of Mars.  This knowledge helps scientists plan the best target for a rover.

Professor Cockell takes us through the astrobiology...

Astrobiologist Dr. Lewis Dartnell talks from the Atacama Desert about a research trip to find extremophiles that might give scientists some clues as to the kind of life that may exist on the surface of Mars.  Lewis shows how quartz can act as a natural sunscreen to enable cyanobacteria to grow in the dry desert...

Dr. Mark Woods explains how the rover technologies must be partly autonomous, since the signals from Earth to Mars take too long for every command to be send from Earth.  The technologies developed for space, also have applications on Earth.

This video is part of a series of ten which look at the one of the...