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...free course, The Search for Water on Mars, find out more about how scientists have found evidence for water in the red planet’s past and present, and what this might mean for the possibility of life beyond Earth...The possibility of water on Mars has captured human imagination for over a century. In this free course, The Search for Water on Mars, find out more about how...

...free course, What is a metal? explores the main characteristic properties of metals and their varied use in our everyday lives. Each metal has its own personal signature and you will undertake an online experiment to identify individual metals...This free course, What is a metal? explores the main characteristic properties of metals and their varied use in our everyday...

...free course, Minerals and the crystalline state, introduces the study of minerals and crystal structures, using online text and interactive activities, including questions and answers, video clips, slidecasts and a Digital Kit...Rocks are made of minerals and, as minerals are natural crystals, the geological world is mostly a crystalline world. This free course, Minerals...

...free course, Gene testing, looks at three different uses of genetic testing: pre-natal diagnosis, childhood testing and adult testing. Such tests provide genetic information in the form of a predictive diagnosis, and as such are described as predictive tests. Pre-natal diagnosis uses techniques such as amniocentesis to test fetuses in the womb. For example, it is commonly...