Carnegie Institution for Science

Solar cell compound probed under pressure

Gallium arsenide, GaAs, a semiconductor composed of gallium and arsenic is well known to have physical properties that promise practical applications. In the form of nanowires and nanoparticles, it has particular potential ...

dateSep 25, 2014 in Nanophysics
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Most stars are born in clusters, some leave 'home'

New modeling studies from Carnegie's Alan Boss demonstrate that most of the stars we see were formed when unstable clusters of newly formed protostars broke up. These protostars are born out of rotating clouds of dust and ...

dateSep 24, 2014 in Astronomy
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Coral growth rate plummets in 30-year comparison

A team of researchers working on a Carnegie expedition in Australia's Great Barrier Reef has documented that coral growth rates have plummeted 40% since the mid-1970s. The scientists suggest that ocean acidification may be ...

dateSep 17, 2014 in Environment
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Mysterious quasar sequence explained

Quasars are supermassive black holes that live at the center of distant massive galaxies. They shine as the most luminous beacons in the sky across the entire electromagnetic spectrum by rapidly accreting matter into their ...

dateSep 10, 2014 in Astronomy
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Calcium and reproduction go together

Everyone's heard of the birds and the bees. But that old expression leaves out the flowers that are being fertilized. The fertilization process for flowering plants is particularly complex and requires extensive communication ...

dateAug 22, 2014 in Plants & Animals
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