News tagged with water vapor

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Positronium scatters like an electron

(PhysOrg.com) -- Positronium atoms have been found to scatter off gas particles in the same way as lone electrons, a finding which could help astronomers interpret some of their more puzzling observations, ...

Nov 05, 2010 4.9 / 5 (15) 9 | with audio podcast report

A hot new look at working fuel cells

Measuring a fuel cell's overall performance is relatively easy, but measuring its components individually as they work together is a challenge. That's because one of the best experimental techniques for investigating ...

Oct 05, 2010 4.2 / 5 (5) 0 | with audio podcast

Plant 'breathing' mechanism discovered

A tiny, little-understood plant pore has enormous implications for weather forecasting, climate change, agriculture, hydrology, and more. A study by scientists at the Carnegie Institution's Department of Global Ecology, with ...

Jul 12, 2010 4.1 / 5 (11) 0 | with audio podcast

Explained: Climate sensitivity

Climate sensitivity is the term used by the Intergovernmental Panel on Climate Change (IPCC) to express the relationship between the human-caused emissions that add to the Earth's greenhouse effect -- carbon ...

Mar 19, 2010 3 / 5 (8) 4