Bruce Selcraig

  • Train Detroit

    Fans of high-speed rail seem to be in two camps about the Obama administration’s plan to give states a record $8 billion in federal stimulus…

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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