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Trial By Vacuum Brings Next Galileo Satellites Closer To Launch
2012-06-14 13:35:08

The next two Galileo navigation satellites have now endured the harsh vacuum and temperature extremes of space on the way to their scheduled 28 September launch. The fourth satellite completed 20 days of thermal vacuum testing at Thales Alenia Space Italy´s plant in Rome at the start of June. The third satellite completed the same tests the previous month. “These two satellites are almost identical to the first two Galileo satellites that were launched last 21 October,”...

2012-03-25 23:00:11

Miele offers a premier line of vacuum cleaners that are designed to offer durability and superior performance. The entire line of Miele vacuum cleaners are now available for purchase online at eVacuumStore.com Quincy, MA (PRWEB) March 24, 2012 eVacuumStore.com, the leading online retailer of vacuum cleaners, parts and accessories recently expanded with the addition of a premium line of Miele vacuum cleaners. The online store continues to grow rapidly with the addition of dozens of new...


Latest Vacuum Reference Libraries

11_69041057a2e2e497ff23807bd1a85711
2010-09-23 15:29:32

A barometer is an instrument that measures atmospheric pressure. The barometer measures pressure exerted by the atmosphere using water, air, or mercury. Through measuring the pressure one can forecast short term weather changes. Evangelista Torricelli is credited with the invention of the barometer in 1643. However, Gasparo Berti unintentionally built a water barometer around the same time. Rene Descartes was also noted as describing an experiment to determine air pressure but there is no...

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Word of the Day
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
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