An armillary sphere - designed to show how the sun and moon orbit the earth - made by Flemish missionary Ferdinand Verbiest, head of the Qing court's observatory. Photos: K.Y. Cheng

Qing dynasty scientific instruments on show in Hong Kong

Western inventions in fields such as astronomy, mathematics and medicine, loaned by Beijing's Palace Museum, among those on display in interactive Science Museum exhibition

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An armillary sphere - designed to show how the sun and moon orbit the earth - made by Flemish missionary Ferdinand Verbiest, head of the Qing court's observatory. Photos: K.Y. Cheng
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