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Latest Arvind Varma Stories

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2010-06-16 11:06:54

A new process for storing and generating hydrogen to run fuel cells in cars has been invented by chemical engineers at Purdue University.


Word of the Day
quilisma
  • In medieval musical notation, a sign or neume denoting a shake or trill.
The word 'quilisma' comes from a Greek word meaning 'a roll'.