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Latest David Penney Stories

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2011-05-18 09:53:19

Scientists have used the latest computer-imaging technology to produce stunning three-dimensional pictures of a 49 million-year-old spider trapped inside an opaque piece of fossilized amber resin. University of Manchester researchers, working with colleagues in Germany, created the intricate images using X-ray computed tomography to study the remarkable spider, which can barely be seen under the microscope in the old and darkened amber. Writing in the international journal...

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2005-09-29 19:45:00

A scientist from the University of Manchester has discovered the first identified droplets of spider blood in a piece of amber up to 20 million years old. Two droplets of blood, technically known as haemolymph, have been preserved in the amber which also contains the spider "“ Filistatidae "“ a family commonly found in South America and the Caribbean. The droplets are the first identified examples of spider blood ever found in an amber fossil. It is possible the blood could be...


Word of the Day
sough
  • A murmuring sound; a rushing or whistling sound, like that of the wind; a deep sigh.
  • A gentle breeze; a waft; a breath.
  • Any rumor that engages general attention.
  • A cant or whining mode of speaking, especially in preaching or praying; the chant or recitative characteristic of the old Presbyterians in Scotland.
  • To make a rushing, whistling, or sighing sound; emit a hollow murmur; murmur or sigh like the wind.
  • To breathe in or as in sleep.
  • To utter in a whining or monotonous tone.
According to the OED, from the 16th century, this word is 'almost exclusively Scots and northern dialect until adopted in general literary use in the 19th.'
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