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Projectors
How visual technology can change our perceptions, from projectors to drone mappers, helping the visually impaired, and distorting time itself. Plus tech news.
Last on
Fri 10 Mar 2017
01:30GMT
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Clips
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Tech alerts blind pedestrians to roadworks
Duration: 01:21
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Robots explore site of ex-leprosy colony
Duration: 02:33
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