Using two imaging techniques, researchers found that the painting had a considerable number of overpainted features.
As solar power gets more affordable, we're finding it all the right places.
The same, but different.
Infrared light and optical monitors translate minute eye movements onscreen.
Art-meets-science installation designed to spark conjecture on ecology, civilization and deep time.
Alternative power, from sunlight to human muscle tops out this week's gallery.
When Charles Matz and Jonathan Michael Dillon went to Ethiopia to take 3-D scans of the city, they also scanned images of the people.
These plant machines regulate their growth without human intervention.
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