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2008-12-16 10:04:35

A new University of Colorado at Boulder study shows the periodic "breathing" of Earth's upper atmosphere that has long puzzled scientists is due in part to cyclic solar wind disturbances, a finding that should help engineers track satellites more accurately and improve forecasts for electronic communication disruptions.

2008-01-07 11:45:51

Our universe is a mess — a colossal "

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2006-12-12 00:10:00

Carbon dioxide emissions from global warming are cooling and shrinking the outermost atmosphere, keeping orbiting spacecraft airborne longer but also increasing the threat that space junk poses to satellites.

2006-05-26 06:18:52

NASA has extended the mission of a satellite probing the least-studied region of the Earth's atmosphere through 2010.

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2006-05-01 17:05:00

Greenhouse gases -- the heat-trapping chemicals linked to global warming -- continued to increase steadily in 2005, the U.S. National Oceanic and Atmospheric Administration reported on Monday.

2006-05-01 16:55:00

The greenhouse gases widely blamed for raising the planet's temperature are still building up in the atmosphere.

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2005-04-13 18:50:14

The concept of time is self-evident. An hour consists of a certain number of minutes, a day of hours and a year of days. But we rarely think about the fundamental nature of time.


Word of the Day
cespitose
  • Growing in low tufty patches.
The word 'cespitose' comes from a Latin word meaning 'turf'.
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