Archive: 15/07/2011

A manganite changes its stripes

If there were a Hall of Fame for materials, manganites would be among its members. Some manganites, compounds of manganese oxides, are renowned for colossal magnetoresistance – the ability to suddenly boost resistance ...

dateJul 15, 2011 in Superconductivity
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Attractive dads have more grandchildren

(PhysOrg.com) -- A study of zebra finches has shown that males' attractiveness influences the number and size of eggs their daughters produce – not genetically but through the effect of their attractiveness on their ...

dateJul 15, 2011 in Plants & Animals
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Food price spikes, volatility not the same issue

(PhysOrg.com) -- When global food prices rose sharply starting in late 2010 and hit an all-time high in February, many leaders, including the presidents of the World Bank and of France, spoke about the increases and conflated ...

dateJul 15, 2011 in Other
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Rising oceans - too late to turn the tide?

Melting ice sheets contributed much more to rising sea levels than thermal expansion of warming ocean waters during the Last Interglacial Period, a UA-led team of researchers has found. The results further suggest that ocean ...

dateJul 15, 2011 in Earth Sciences
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