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Index/Organizations/Hitachi

Hitachi

Japanese multinational engineering and electronics company

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Dec 5, 2025
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How small are the smallest microchips compared to vaccine needles?

The needles used for human COVID-19 vaccines are thin — typically 22–25 gauge with outer diameters around 0.72 mm for 22‑gauge and internal diameters smaller — whereas animal ID implant needles are fa...

Jan 3, 2026

What techniques do porn performers report using to achieve vaginal orgasms on camera?

Porn performers report a mix of physiological techniques, toys, position tweaks and off-camera preparation to produce vaginal orgasms on camera, while directors and sex educators warn that porn often ...