Can Lasers Protect Buildings From Lightning?

Can Lasers Protect Buildings From Lightning?

The standard advice authorities offer when lightning starts crackling across the sky is for people to take shelter inside buildings. Through lightning rods affixed to the roof, electrical wiring, and plumbing that can direct the electricity away from occupants and into the ground, substantial structures offer protection.

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How Optical Illusions Help Restore Art

How Optical Illusions Help Restore Art

New York City’s streets were drained of color on a recent cold and overcast March day. Their pallor—and that of the cars, trucks, and people occupying them—mimicked that depicted by Childe Hassam in his Winter in Union Square, an oil painting on display at the Metropolitan Museum of Art.

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