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NASA Aerospace Technology Enterprise

NASA Aerospace Technology Enterprise

Science Facts Written by NASA Aerospace Technology Enterprise

Physics

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

Engineering

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

Astronomy

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

Engineering

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

Chemistry

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.
Engineering

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

Engineering

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