Patricia Clark

  • Viewshed

    A twenty-inch feather with black bars. Stones I’ve picked up. An acorn with its cap beside it like a cup. Chunks of gypsum from a mine I…

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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