NASA Hits a Hole-In-One
How are NASA and golf related? Ask the professional golfers using clubs made from NASA's space-age technology. NASA needed stronger, more durable materials for its space missions. A landmark discovery was made during a research project with vitrified metals in…
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Mathematics
Prime Numbers
A prime number is a number that is divisible only by one and by itself. Factors are numbers that can be…
Medicine
Acupuncture
Traditional Chinese medicine theorizes that there are more than 2,000 acupuncture points on the human body,…
Biology
Cloning and Ethics
Cloning technology today is far from perfect: it requires many attempts and only 1%, if any, of the cloned…
Geology
A Undersea View of Our Earth's Geography
The ocean bottom is divided into three major areas: the continental shelf, the continental slope, and the deep…