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Describes the life and work of the scientist who won two Nobel Prizes and died of radiation poisoning from years of investigating the dangerous elements that she herself had discovered.
Ripples in a pool -- Anatomy of a wave -- Sound and hearing -- The science of music -- Sight and light -- Bouncing and bending -- Adding colour -- Beyond light.
Looks at how natural gas forms, how it is extracted from the ground, and how it is used to create electricity.
Describes how biofuels are being used as an alternative to fossil fuels and discusses issues such as how biofuels affect the environment, the effect on food production by biofuels and the future of biofuels.