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Latest David Yellowlees Stories

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2008-03-24 11:25:00

Over two hundred million humans depend for their subsistence on the fact that coral has an addiction to "Ëœjunk food' - and orders its partners, the symbiotic algae, to make it.This curious arrangement is one of nature's most delicate and complex partnerships "“ a collaboration now facing grave threats from climate change.The symbiosis between coral "“ a primitive animal "“ and zooxanthellae, tiny one-celled plants, is not only powerful enough to build the largest...


Word of the Day
siliqua
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'
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