Researchers at the National University of Singapore have developed a "shadow effect energy generator" which can make the most of the contrast between bright and dark. Plus: many kickboxers can't compete or even train together now, so some have been taking part in a virtual shadow-kickboxing competition online.
A new device can produce electricity using shadows (Science News)
Moroccan Maria Oudghiri Wins Arab Shadow Kickboxing Virtual Championship (Morocco World News)
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