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The little spacecraft that could: after a string of remarkable discoveries, Lunar Prospector prepares for a spectacular finale

Article Abstract:

The Lunar Prospector has revealed significant data indicating that the moon has a relatively small core. Mission investigators have come up with measurements of the moon's core, which could reinforce the theory that the moon was formed when a protoplanet collided with the Earth more than four billion years ago.

Author: Alpert, Mark
Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1999
Observations, Discovery and exploration, Moon, Moon exploration, Lunar probes, Lunar Prospector (Space probe)

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A cool idea

Article Abstract:

Senior Scientist Carl B. Zimm of Astronautics Corporation of America has developed a magnetic refrigerator that is capable of generating substantial amounts of cooling power. It utilizes gadolinium to produce powerful magnetocaloric effect at room temperature.

Author: Alpert, Mark
Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1998
Usage, Innovations, Officials and employees, Scientists, Refrigerators, Gadolinium, Zimm, Carl B., Astronautics Corporation of America

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Stormy Weather: WHY ARE ATLANTIC HURRICANES ON THE RISE?

Article Abstract:

The article examines El Nino, ocean thermodynamics, and sea surface-atmosphere temperature differences as explanations for the increase in Atlantic Ocean hurricanes.

Author: Alpert, Mark
Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2004
Causes of, Environmental aspects, El Nino, Ocean-atmosphere interaction, Hurricanes, Atmospheric thermodynamics, Ocean temperature

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