Janet Napolitano

  • The Arizona Idea

    The American idea evokes the concept of frontier, from the physical challenges confronted by the Native Americans to the fear of the unknown…

Video

Where Time Comes From

The clocks that coordinate your cellphone, GPS, and more

Video

Computer Vision Syndrome and You

Save your eyes. Take breaks.

Video

What Happens in 60 Seconds

Quantifying human activity around the world

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