How Do They Do It?

7:00 AM to 7:30 AM
Thursday 18 July
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Season 16 Episode 19 of 20

How do they make an almost invisible hearing aid that connects wirelessly to your phone? And, how do they build the carriages for London's new underground railway?

How Do They Do It? airs on Discovery Science at 7:00 AM, Thursday 18 July. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
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