CNRS

A molecule that switches on and off

A single molecule whose charge state and shape can be changed at will: the latest breakthrough at the CEMES should prove a key advantage in the race for miniaturization. In addition to controlling its charge ...

dateJun 10, 2011 in Nanophysics
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Mutations: When benefits level off

Beneficial mutations within a bacterial population accumulate during evolution, but performance tends to reach a plateau. Consequently, theoretical evolutionary models need to take into account a "braking effect" in expected ...

dateJun 08, 2011 in Evolution
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Chemotherapy resistance: A new lead?

UA62784: that is the name of a molecule capable of preventing the proliferation of cancerous cells in vitro, and thus causing their cellular death. Its effects appear to amplify that of other anticancer agents ...

dateMay 31, 2011 in Biochemistry
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Droplets for detecting tumoral DNA

It will perhaps be possible, in the near future, to detect cancer by a simple blood or urine test. In fact, biologists from CNRS, Inserm, Paris Descartes and Strasbourg universities have developed a technique ...

dateMay 23, 2011 in Analytical Chemistry
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Why have Murillo's skies turned grey?

Smalt was one of the blue pigments the most commonly used by the artists between the 16th and 18th centuries. Unfortunately, this pigment is unstable and tends to fade with time. Researchers from the new European ...

dateMay 19, 2011 in Analytical Chemistry
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Novel in-motion train weighing system

Weighing loads exceeding 20 tons - such as trucks or trains - while in motion is no mean feat. French engineers from the Centre d'Etudes Nucléaires de Bordeaux-Gradignan have developed a novel weighing technology using ...

dateApr 12, 2011 in Engineering
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Chilly times for Chinese dinosaurs

Dinosaurs did not always enjoy mild climates. New findings show that during part of the Early Cretaceous, north-east China had a temperate climate with harsh winters. They explain the abundance of feathered ...

dateMar 11, 2011 in Archaeology & Fossils
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