News tagged with oxygen levels

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Chocolate makes snails smarter

Chocolate isn't usually on the diet for snails, but when Lee Fruson and Ken Lukowiak from the University of Calgary, became curious about the effects of diet on memory, they decided to try a flavonoid from chocolate, epicatechin ...

dateSep 27, 2012 in Plants & Animals
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Researchers solve plant sex cell mystery

( -- Although farmers have been manipulating plant germlines since the Neolithic, plant sex cells have stubbornly guarded the secret of their origin. The surprisingly simple answer – low oxygen levels – ...

dateAug 07, 2012 in Biotechnology
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Discovery of material with amazing properties

Normally a material can be either magnetically or electrically polarized, but not both. Now researchers at the Niels Bohr Institute at the University of Copenhagen have studied a material that is simultaneously magnetically ...

dateJun 24, 2012 in Condensed Matter
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New bacterium forms intracellular minerals

A new species of photosynthetic bacterium has come to light: it is able to control the formation of minerals (calcium, magnesium, barium and strontium carbonates) within its own organism. Published in Science on April 27, ...

dateMay 11, 2012 in Cell & Microbiology
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Power without the cord

Cell phones and flashlights operate by battery without trouble. Yet because of the limited lifespan, battery power is not a feasible option for many applications in the fi elds of medicine or test engineering, such as implants ...

dateApr 02, 2012 in Engineering
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When dinosaurs roamed a fiery landscape

The dinosaurs of the Cretaceous may have faced an unexpected hazard: fire! In a paper published online today, researchers from Royal Holloway University of London and The Field Museum of Natural History in Chicago have shown ...

dateMar 29, 2012 in Archaeology & Fossils
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