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Basic understanding of the Solar System is the poor relation in most space programmes, but the US National Aeronautics and Space Administration should promptly redress the balance by scrapping its planned space station.
The first close scrutiny of reports of a new virus supposed to cause symptoms of AIDS in people with neither HIV-1 nor HIV-2 suggests that there is no new virus.
Next week's American Chemical Society meeting to be held in Washington, DC, USA will feature a collection of US patents on CD-ROM, a protein sequencer and software for the analysis of mass spectral data of proteins and peptides.