Powering a pacemaker with a patient's heartbeat

Implantable pacemakers have without doubt altered modern medicine, saving countless lives by regulating heart rhythm. But they have one serious shortcoming: Their batteries last only five to 12 years, at which point they ...

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 ...

New materials offer solutions to energy production challenges

New materials will have a central role in many of the energy applications of the future. For instance, inexpensive and environmentally friendly thermoelectric materials will be capable of converting waste heat into electricity ...

Biobatteries catch breath

An air-breathing bio-battery has been constructed by researchers from the Institute of Physical Chemistry of the Polish Academy of Sciences in Warsaw. The core element providing the new power source with relatively high voltage ...