Edward Hirsch

  • The Custodian

    Sometimes I think I have lived.My whole life like that old janitor.Who locked up after the rabbi.And patrolled the synagogue at night. He never…

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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