News – Page 639
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News
The brain's insatiable appetite revealed
The will to diet may not be enough; obesity reprogrammes the brain to just keep on eating
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Nano-objects under the light microscope
US scientists have developed a lens that can transmit images over long distances with a resolution that is not restricted by light wavelength.
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Desperately seeking silicon
But how was the element responsible for the breakdown of cars in the UK?
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Protein stops HIV infection in its tracks
Scientists have discovered a protein that might pave the way to an improved generation of anti-HIV gels
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The million dollar microscope
Leica Microsystems GmbH plan to put the first commercial Sted systems on sale this autumn
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First graphene transistors may herald future of electronic chips
'Flat' carbon sheets also found to be corrugated
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Business
Business roundup: March 2007
Novartis contests India’s patent law Swiss pharmaceutical company Novartis is suing the Indian government for contravening international patent agreements. The company accuses the Indian government of failing to comply with World Trade Organization (WTO) rules after it refused to grant the company a patent on its cancer drug ...
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Antioxidant supplements do more harm than good
Survey of studies finds that some supplements increase the risk of mortality
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Molecular pH sensor inspired by relay runners
pH detection range is widest yet for a precise chemical test
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Neolithic Europeans were lactose intolerant
Rise in dairy farming drove genetic changes to allow milk digestion
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News
X labelling springs a surprise
Researchers surprised to find that active genes on X chromosomes are more heavily methylated than inactive versions.
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Immune system guardian against HIV identified
Researchers surprised to find that active genes on X chromosomes are more heavily methylated than inactive versions.