2000
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Four Wheeling on the Moon
March 17, 2000
The first interplanetary Sports Utility Vehicle makes a comeback at the 7th annual Great Moon Buggy Race in April 2000. Read this article to learn more about the history of the Lunar Rover and how kids today are solving some of the same engineering challenges
Solstice Animation
June 13, 2000
Solar Cycle Update
Feb. 4, 2000
Nearly 400 years after they were first sighted by Galileo through a telescope, sunspots continue to perplex scientists.
From the Drawing Board to the Stars
June 13, 2000
In this scientific human interest story, Dr. Jim Burch describes what it's like to visualize a modern space mission and then, years later, to make it happen. Burch shares his experiences as a competitor for mission funding, as a coordinator of far-flung personnel, and as an onlooker during launch.
Retreat of the West Antarctic Ice Sheet
Dec. 27, 2000
Scientists say that the West Antarctic Ice Sheet is retreating more slowly than they thought. In fact, it may have been growing just 8,000 years ago -- long after the end of the most recent Ice Age.
What's the Matter with Antimatter
May 29, 2000
Antimatter -- it may be the ultimate fuel for space travel, but right now it is fleeting, difficult to work with and measured in atoms instead of kilograms or pounds! In this two-part story we'll explore what antimatter is, and how it may be used for space propulsion.
Ham Radios in Space
Aug. 6, 2008
Amatuers Reach for the Stars
April 21, 2000
Amateur astronomers attended a unique meeting in mid-April to learn about high-energy Astrophysicsand how they can participate in it.
A Good Month for Asteroids
Sept. 20, 2000
September has been a good month for astronomers studying Near-Earth Asteroids(NEAs). No fewer than five sizable minor planets have flown past our planet since the beginning of the month, affording astronomers a close-up look at these ever-scary space rocks.
Space Lasers Take Aim at the Wind
June 19, 2000
NASA scientists are studying a type of radar that uses laser light instead of microwaves to provide snapshots of the winds that travel the globe. Knowing the wind's speed and direction over large areas could help meteorologists answer the riddle of tomorrow's weather and benefit many areas of the world's economy.