Implantable batteries can run on the body's own oxygen

From pacemakers to neurostimulators, implantable medical devices rely on batteries to keep the heart on beat and to dampen pain. But batteries eventually run low and require invasive surgeries to replace.

Three win Nobel Prize for showing how cells sense low oxygen

Two Americans and a British scientist won a Nobel Prize on Monday for discovering details of how the body's cells sense and react to low oxygen levels, providing a foothold for developing new treatments for anemia, cancer ...

A wireless patch for monitoring emergency-room patients

A small, wireless patch developed by EPFL spin-off Smartcardia can measure emergency-room patients' vital signs with the same reliability as existing systems involving cumbersome cables. After extensive testing at several ...

What your face says about your heartbeat

Researchers at Utah State University don't need an Apple Watch or stethoscope to measure your heartbeat. They only need a video camera.

Alpine air at work? Delhi eyes novel ways to battle smog

Political apathy over the poisonous smog choking India's capital has led many like businessman Kamal Meattle to take matters into their own hands, with an office building he says pumps air as fresh as from the Swiss Alps.

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