Japanese Scientists Invent Floating 'Firefly' Light

Slashdot
By BeauHDFeb 23, 2018, 10:30 pm149 pts
An anonymous reader quotes a report from Reuters: Japanese engineering researchers say they have created a tiny electronic light the size of a firefly which rides waves of ultrasound, and could eventually figure in applications ranging from moving displays to projection mapping. Named Luciola for its…

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