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The National Science Foundation has found itself stranded by the US budgetary battles, while other, more contentious agencies know what they will have to spend. Scientists and science's beneficiaries need to sharpen their political wits.
Melatonin is being touted as the latest cure-all. But in their eagerness to explain to the public the possible health benefits of this natural hormone, the mass media as well as some scientists have misrepresented the scientific data.
Many of the external signals reaching a cell are transmitted through G proteins, which lie just inside the cell membrane. New crystal structures shed light on how the complex works.
Dipping the oars into some fresh waters, product review offers product information on astronomy and oceanography, as well as our standard complement, including electroporation cuvettes and a direct blotting electrophoresis system.
