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In this photograph, the thermoelectric generator harnesses temperature differences to produce renewable electricity without active heat input. Here it is generating light. CREDIT Aaswath Raman

A new device generates electricity from darkness, the night sky

Using darkness to make something light.
Mystery solved: How friction leads to static electricity

Mystery solved: How friction leads to static electricity

Triboelectricity, flexoelectricity and friction are inextricably linked
Ultra-thin layers of rust generate electricity from flowing water

Thin films of rust generate electricity from flowing saltwater

Until now, we have seen a number of ways to generate electricity and now 'rust' has joined the line. The team of scientist at Caltech...
Megapack: Tesla's new massive energy storage system. Image Credit: Tesla

Tesla launches Megapack, a massive battery storage for utility-scale projects

Almost two years ago, Tesla built and installed the world's largest lithium-ion battery in South Australia, which saved around $40 million in its first...
Drones will fly for days with this new technology

Drones will fly for days with this new technology

Thermophotovoltaic power conversion utilizes thermal radiation from a local heat source to generate electricity in a photovoltaic cell. On a solar cell, the addition...
National MagLab creates world-record magnetic field with small, compact coil

New small, compact coil generated world’s strongest continuous magnetic field

Researchers at the Florida State University-based National High Magnetic Field Laboratory have created a toilet paper roll-sized magnet which is less than a centimeter...
Hydroelectric Cell

Hydroelectric Cell produces electricity from water without using chemicals

Countries around the world are continuously pursuing green and hygienic technology to generate power from available limited resources of nature. Power generation from renewable...
Schematic of the experimental infrared photodiode that has generated electricity directly from the coldness of space CREDIT: Masashi Ono

The new device produces electric power from the coldness of the universe directly

For the first time, an international team of scientists demonstrated that it is possible to generate a measurable amount of electricity in a diode...
Schematic illustration of the fabrication process of SnSe thin films.

Converting waste heat into electrical energy

Thermoelectric (TE) materials are popular because they enable energy conversion between heat and electricity. Those devices are made from materials that can convert a...

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