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Why do zebras have stripes?

After evolving from horses some two million years ago, zebras earned their stripes. But why? A team of scientists has found part of the answer.

How can you become an astronaut?

Many women and men have realized their dreams of flying in space. They all began by submitting an application to become an astronaut. Here's how.

8 creative lessons from Pixar

Immersing yourself in the world of people doing amazing things can bring unexpected results. Here's what you can learn from Pixar's creative process.

8 fun things to do without gravity

The perks that come with spending days without gravity are out of this world! Here are a few things astronauts enjoy about living in space.

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