Homer E. Newell

  • Why Land on the Moon?

    In 1961, when President Kennedy declared that America would put a man on the moon by the end of the decade, critics complained about the cost. In response, two scientists argued that the endeavor shouldn't be thought of in terms of budgets or even science, but rather in terms of pursuing a "great adventure" on behalf of mankind.

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Where Time Comes From

The clocks that coordinate your cellphone, GPS, and more

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Computer Vision Syndrome and You

Save your eyes. Take breaks.

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What Happens in 60 Seconds

Quantifying human activity around the world

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