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66430cc64154a507efbdf4c83968b77b1
2009-11-24 07:19:41

By stretching a foam ribbon and dissecting leaves, a mathematical model emerges Applied mathematicians dissected the morphology of the plantain lily (Hosta lancifolia), a characteristic long leaf with a saddle-like arc midsection and closely packed ripples along the edges. The simple cause of the lily's fan-like shape"”elastic relaxation resulting from bending during differential growth"”was revealed by using an equally simple technique, stretching foam ribbons. Haiyi Liang, a...


Word of the Day
out-herod
  • In the phrase to out-herod Herod, to be more violent than Herod (as represented in the old mystery plays); hence, to exceed in any excess of evil.
Herod refers to 'Herod the Great,' a Roman client king and 'a madman who murdered his own family and a great many rabbis.' According to the OED, the term is 'chiefly with allusion to Shakespeare's use' in Hamlet.
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