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The case for a comprehensive test-ban treaty, necessary for global security and civility, is made more pointed by worries about proliferation. But now the British seem to be dragging their feet.
Progress towards an international moratorium on the testing and development of nuclear weapons has been slow and tortuous. The time is now ripe for a treaty to be agreed.
The idea that a sufficiently intense sound wave might make a liquid glow with light is almost an exercise in magic; but the facts are verifiable, the understanding lags behind.
A compendium of the chromosomal locations of more than 300 human genes and their homologues in three mammalian species will be a boon In comparative mapping studies.
