Let there be light: German scientists test 'artificial sun'
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March 24, 2017
BERLIN (AP) — Scientists in Germany flipped the switch Thursday on what's being described as "the world's largest artificial sun," a device they hope will help shed light on new ways of making climate-friendly fuels.
The giant honeycomb-like setup of 149 spotlights — officially known as "Synlight" — in Juelich, about 30 kilometers (19 miles) west of Cologne, uses xenon short-arc lamps normally found in cinemas to simulate natural sunlight that's often in short supply in Germany at this time of year.
By focusing the entire array on a single 20-by-20 centimeter (8x8 inch) spot, scientists from t...
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