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The robotic penguin that makes endoscopy optional

Researchers at the TechMed Center of the University of Twente have built a swallowable soft robot that samples stomach fluid and measures acidity in real time. The robot has no battery, chip, nor any other electronics. Health ...

Exams: How to use exercise to boost your revision

It's revision season. If you're a student preparing for upcoming exams, you might be tempted to put aside sport or other physical activity for a while in order to dedicate more time to learning.

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