Summary: From ancient Chinese firecrackers to medieval alchemy to the anxieties of the nuclear age, this program looks at a variety of explosive materials and shows how we have learned to harness their power. British engineer Jem Stansfield demonstrates the inner workings and fiery effects of several different chemical concoctions. He goes underground to show how gunpowder was used in the mines of...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2011
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Summary: What exactly is a degree of temperature? How is it defined and measured in the strictest scientific sense? Will answering these questions shed light on the complexities of climate change? This program explores the mysteries of temperature and energy with engaging demonstrations and high-level expert commentary. Beginning with a visit to Britain's National Physical Laboratory, the institution...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2011