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Latest David Landau Stories

2009-07-29 13:22:19

Most parts of living organisms come packaged with ribbons. The ribbons are proteins—chains of amino acids that must fold into three-dimensional structures to work properly.


Word of the Day
sudarium
  • A handkerchief.
  • Specifically— The legendary sweat-cloth; the handkerchief of St. Veronica, according to tradition miraculously impressed with the mask of Christ; also, the napkin about Christ's head (Johu xx. 7).
  • In general, any miraculous portrait of Christ.
The word 'sudarium' comes from a Latin word meaning 'a handkerchief'.