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Latest Yoav Bashan Stories

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2009-08-20 13:25:58

Scientists have worked out how some species of desert cactus manage to grow on nothing but bare rock, BBC News reported. They say the plants have evolved a symbiotic relationship with rock-dissolving bacteria, which they allow to grow in their roots. The cacti even pass this on to future generations. Dr. Yoav Bashan, a biologist at the Northwestern Center for Biological Research in La Paz, Mexico, said they were working in the desert when they observed that many individual cacti grew on sheer...


Word of the Day
tessitura
  • The prevailing range of a vocal or instrumental part, within which most of the tones lie.
This word is Italian in origin and comes from the Latin 'textura,' web, structure.