07/12/2011

New fluorescent imaging sorts microbiome in human mouth

New fluorescent labeling technology that distinguishes in a single image the population size and spatial distribution of 15 different taxa has uncovered new taxon pairings that indicate unsuspected cooperation -- and standoffishness ...

Researchers find best routes to self-assembling 3-D shapes

Material chemists and engineers would love to figure out how to create self-assembling shells, containers or structures that could be used as tiny drug-carrying containers or to build 3-D sensors and electronic devices.

Closing in on an ulcer- and cancer-causing bacterium

A research team led by scientists at the Chinese University of Hong Kong is releasing study results this week showing how a bacterium, Helicobacter pylori, that causes more than half of peptic ulcers worldwide and that has ...

Review: Gift guide to e-readers, tablets, $99-$500

Flat, hard packages will be welcome this year. Tablet computers are extremely popular, and electronic reading devices such as the Kindle have matured and come down in price.

Cambodia opens controversial mega-dam

Energy-starved Cambodia on Wednesday opened the country's largest hydropower dam to date, a multi-million dollar Chinese-funded project that has attracted criticism from environmental groups.

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