No sugar coating, but sweet nonetheless

Complex neurotechnological devices are required to directly select and influence brain waves inside the skull's interior. Although it has become relatively easy to implement the devices, researchers are still faced with challenges ...

Staying a heartbeat ahead of hackers

Nearly a million new forms of malware are unleashed on the world every day. Manufacturers of software for smartphones, laptops and security cameras, as well as banks, retailers and government agencies, release upgrades frequently ...

Electrical engineers create tiny but powerful medical devices

Battery-operated medical devices implanted in human bodies have saved countless lives. A common implant, the cardioverter defibrillator, sends a jolt of electricity to the heart when needed, preventing a heart attack or heart ...

Engineers harness stomach acid to power tiny sensors

Researchers at MIT and Brigham and Women's Hospital have designed and demonstrated a small voltaic cell that is sustained by the acidic fluids in the stomach. The system can generate enough power to run small sensors or drug ...

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