NASA Aerospace Technology Enterprise
![NASA Aerospace Technology Enterprise](/images/WritersImages/ACF256C.jpg)
Science Facts Written by NASA Aerospace Technology Enterprise
Stopping In Thin Air
Imagine you're going very fast -- much faster than a race car. In fact, imagine you're going 100 or 200 times faster than a race car. When you reach your destination, you need to stop relatively ... Continue reading
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Knocking the NOx Out of Coal
Nitrogen is the most common part of the air we breathe. In fact, about 80% of the air is nitrogen. Normally, nitrogen atoms float around joined to each other like chemical couples. But when air is ... Continue reading
![Air is mostly nitrogen molecules (green in the above diagram) and oxygen molecules (purple). When heated hot enough (around 3000 degrees F), the molecules break apart and oxygen atoms link with the nitrogen atoms to form NOx, an air pollutant.](/images/FactsImages/nox_burn.gif)
Taming Twin Tornadoes
Every time a jet airplane flies through the sky, it creates two invisible tornados. They're not the kind of tornados that strike in severe weather. These tornados are called vortices and can cause ... Continue reading
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Big Boom
They sound like thunder, but they're not. They're sonic booms, concentrated blasts of sound waves created as vehicles travel faster than the speed of sound. To understand how the booms are created, ... Continue reading
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Teeny Tiny Technology
What's the smallest thing you can imagine? Can you think of something extremely tiny that is also extremely strong--many times stronger than steel--and very flexible? Give up? The answer is carbon ... Continue reading
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Man Versus Machine
Computers and automation are designed to help people. It sounds so simple. If you've ever tried to use a machine that looks easy but turns out to be complicated and confusing, however, you know that ... Continue reading
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Your Serve
NASA is well known for developing technology that makes things better, so can you believe that NASA actually did research on how to make tennis balls slower? ... Continue reading
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