Biomedical technology

Dozing at the wheel? Not with these fatigue-detecting earbuds

Everyone gets sleepy at work from time to time, especially after a big lunch. But for people whose jobs involve driving or working with heavy machinery, drowsiness can be extremely dangerous—if not outright deadly.

Dentistry

Piezoceramics help shorten root canal treatments

When carrying out root canal treatment procedures, dentists need to insert a file deep into the root canal to remove the inflamed tissue. The rotating file often gets jammed and must be cleaned regularly.

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