Technology & Engineering EtaMa

Technology & Engineering EtaMa Technology and Engineering

25/02/2026

Advanced technology in robonoids .
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29/01/2026

First steam engine replica

Christmas Eve is especially significant to Camborne, as on this day in 1801, Richard Trevithick tested the world's first steam powered passenger carrying vehicle, the 'Puffing Devil' up Camborne Hill. His inventions are still commemorated to this day, especially on the last Saturday in April - Trevithick Day, where amongst all the gleaming steam engines lining Camborne's streets, the Trevithick Society's replica of his incredible invention steams up Basset Street.
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29/01/2026

Engine model of the world first car.
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29/01/2026

1921 Douglas motor
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17/01/2026

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Finland has achieved a major technological breakthrough by transmitting electricity wirelessly through the air, eliminating the need for traditional power cables. This innovation represents a significant step toward a future where electricity can be delivered cleanly, efficiently, and seamlessly without relying on physical infrastructure. The achievement could revolutionize how energy is distributed in homes, cities, and even remote locations.

The system works by converting electrical energy into radio frequencies or electromagnetic waves, which are then transmitted through the air to a receiver that converts them back into usable power. Similar to how Wi-Fi transmits data without wires, this approach allows energy to flow invisibly from one point to another. What sets Finland’s success apart is the ability to transmit energy safely, with high efficiency, and over practical distances, making it suitable for real-world applications.

This technology opens the door to wireless charging of electric vehicles, powering devices in public spaces without plugs, and even supplying energy to hard-to-reach locations like islands or disaster zones. It also reduces the need for invasive underground wiring or bulky transmission towers, helping to lower maintenance costs and environmental disruption.

Safety remains a top priority, and the Finnish engineers behind the innovation have ensured that the system meets strict radiation and energy exposure standards. The breakthrough also aligns with Finland’s broader goals of advancing green technology and building a sustainable energy future.

As wireless electricity systems continue to develop, we may soon see homes, workplaces, and entire communities powered through the air. The freedom to distribute energy without cables could redefine how we design buildings, move goods, and access power anywhere on the planet.

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