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2012-10-24 23:57:48

The study of materials at extreme conditions took a giant leap forward with the discovery of a way to generate super high pressures without using shock waves whose accompanying heat turns solids to liquid. This discovery will allow scientists for the first time to reach static pressure levels exceeding four million atmospheres, a high-pressure environment where new unique compounds could be formed, materials change their chemical and physical properties and metals become insulators. ...


Word of the Day
call-note
  • The call or cry of a bird or other animal to its mate or its young.
'Call-note' is newer than 'bird-call,' which originally referred to 'an instrument for imitating the note of birds' but now also refers to 'the song or cry of a bird.'
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