Cheap metacrystal panels could easily steer wireless signals around barriers

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Source: New Atlas | New TechBy: Etildo UkoDate: 06/19/2026, 8:30:00 AM
History is filled with stories of the great being felled by the puny. Goliath and a pebble, Achilles and his heel, the ultra-fast 6G network and … walls. Researchers at Aalto University in Finland have now invented a cheap, 3D-printed…
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