Appalachian Mountains, carbon dioxide caused long-ago global cooling

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The rise of the Appalachian Mountains may have caused a major ice age approximately 450 million years ago, an Ohio State University study has found.


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All News summaries for October 25, 2006

Satellite communications by laser

1 hour ago | User rating: not rated yet
Satellites currently use radio waves to exchange data. Now the data rate has been increased a hundredfold by using lasers instead of radio signals. Two test satellites each carried a diode laser pump module developed with ...

Study says Chinese air quality standards not yet met

1 hour ago | User rating: not rated yet
With the Olympic Games in sight, the Chinese Government is committed to improving the air quality in Beijing, and has had measures in place since 1998 which have already made a difference. However, there is still some way ...

NASA's GLAST gets shades, blankets for the beach

2 hours ago | User rating: not rated yet
GREENBELT, Md. - NASA's Gamma-ray Large Area Space Telescope, or GLAST, is receiving finishing touches at the Cape Canaveral Air Force Station, near the beaches of eastern central Florida for its launch. The ...

Fecal microorganisms inhabit sandy beaches of Florida

3 hours ago | User rating: not rated yet
Traditionally, the cleanliness of a beach is monitored by sampling the bathing water a few meters from shore. But since sand is an effective filter, it follows that fecal bacteria (those from sewage) may be concentrated in ...

Astronaut health on moon may depend on good dusting

3 hours ago | User rating: not rated yet
Lunar dust could be more than a housekeeping issue for astronauts who visit the moon. Their good health may depend on the amount of exposure they have to the tiny particles.
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