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Science News Archive - November 20, 2009

At the 2009 Supercomputing Conference in Portland, Oregon (USA), the high-performance computer QPACE (QCD Parallel Computing on the Cell) was recognized today as the most energy-efficient supercomputer in the world.

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El Nino has caused devastating drought damage across Latin America this year, resulting in a massive food crisis in Guatemala and water cuts in Venezuela.

Environmental selectivity during three of the ‘Big Five’ mass extinction events focus of two paleontologists’ latest research.

A key question in the origin of biological molecules like RNA and DNA is how they first came together billions of years ago from simple precursors.

Word of the Day
bretelles
  • In dressmaking, straps running from the belt in front over the shoulders to the belt in the back, with more or less elaboration of trimming and outline. They usually broaden at the shoulder and narrow toward the waist.
The word 'bretelles' comes from a French word meaning 'braces'.