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Potassium Iodide To The Rescue

Since the end of the Cold War, the focus of the nuclear threat has changed from hostile countries to terrorist cells. What should we do if terrorists set off a dirty bomb in a populated area, or sabotage a nuclear power plant? Some say the first thing we should do is grab a bottle of potassium iodide (KI). But that depends. First, about the KI. ...

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PotassiumIodide
Astronomy

Mercury

The small and rocky planet Mercury is the closest planet to the Sun; it speeds around the Sun in a wildly elliptical (non-circular) orbit that takes it as close as 47 million km and as far as 70 ... Continue reading

Mercury
Geology

Heading For The Badlands

The bizarre landforms called badlands are, despite the uninviting name, a masterpiece of water and wind sculpture. They are near deserts of a special kind, where rain is infrequent, the bare rocks are ... Continue reading

HeadingForTheBadlands
Astronomy

Is There Weather In Space?

Space weather occurs in the area between the Earth and the Sun and refers to the disturbances and storms that swirl through space, which could have adverse effects on human activities. These ... Continue reading

SpaceWeather
Astronomy

The Strange Spin of Uranus

Directional terms like north and south make sense here on Earth. The north and south axis of the Earth is relatively perpendicular to the plane of the Earth's orbit around the sun. Actually, Earth's ... Continue reading

UranusSpin

NASA Hits a Hole-In-One

NASAHitsaHoleInOneHow 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 1992. A vitrified metal is a frozen liquid that fails to crystallize during solidification, combining the properties of glass and metal not found in nature. Liquidmetal is a new class of vitrified metals and is known as metallic glass. Also called Vitreloy, Liquidmetal is an alloy blend more than twice as strong as titanium, but softer and more elastic.

The product has been strengthened since its discovery and now goes by the name trademarked LiquidMetal. Licensed to a company in Lake Forest, Calif., Liquidmetal golf clubs were the first commercial application of NASA's technology. The product has dozens of other potential commercial uses, including wrist watches, cellular phones and industrial machinery.

As a nation we have progressed because of innovations to basic materials. In the 1800's, Sir Henry Bessemer of England invented a process to mass-produce steel inexpensively. During the 1900's, chemists invented thermo-plastics. You don't have to look far to see the impact plastics have had on our lives. This NASA-related technology appears to have the same potential. A major breakthrough for the 21st century, the Liquidmetal alloy, is being considered to replace titanium in medical instruments, cars, the military and aerospace industry. For those with an active lifestyle, this NASA-based technology has recently expanded to the construction of recreational equipment such as tennis rackets, bicycle frames, baseball bats and more. NASA's Vision for Space Exploration comes closer to reality as technology and commercial industry work together, finding safer and more economical ways to soar into space and help live better lives here on Earth.