Stretching DNA Yields Surprise
Most of us are familiar with the winding staircase image of DNA, the repository of a biological cell's genetic information. But few of us realize just how tightly that famous double helix is wound.
Most of us are familiar with the winding staircase image of DNA, the repository of a biological cell's genetic information. But few of us realize just how tightly that famous double helix is wound.
Bio & Medicine
Aug 8, 2006
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Since the discovery a little more than a decade ago of bacteria that chemically modify and neutralize toxic metals without apparent harm to themselves, scientists have wondered how on earth these microbes do it.
Aug 8, 2006
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Detecting biowarfare agents in the field will become a lot easier thanks to a new barcode system based on biosensing nanowires developed by Lawrence Livermore National Laboratory researchers.
Bio & Medicine
Aug 8, 2006
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