TOKYO -- From the Crystal Palace at London 1851, the telephone at Philadelphia 1876 to the escalator at Paris 1900, the World Expo has always showcased innovations and cutting-edge technologies of the time. At the ongoing Expo 2025 Osaka, host country Japan is promoting its latest technology at an unlikely spot; the bus terminal outside the main venue.
Perovskite solar cells developed by Sekisui Chemical in March are seen in Fukushima prefecture. Japan is placing high hopes on the film-like solar panels. (Photo by Mizuho Miyazaki)
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