Scientists are trying to make designer solids substances whose molecules they assemble according to a predetermined plan

A mathematical theory may result in an objective technique to evaluate both the comfort of a fabric and how it will behave over time

Industrial pollution along Canada's southeastern coast and its fatal results form the theme of BBC's Death on the St Lawrence.

A common market linking Mexico, the United States and Canada could very well result in US firms heading north or south to escape strict pollution control standards

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