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Latest Bill Congdon Stories

2005-09-07 18:52:59

For the last two years, tests have been conducted at Sandia National Laboratories' National Solar Thermal Test Facility to see how materials used for NASA's future planetary exploration missions can withstand severe radiant heating.


Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.