From left to right: Heat-treated fish scales, including some that have adsorbed the pollutant Rhodamine B, under white light, UV light and green light What's more, when the scales do contain ...

Researchers in India have developed a triboelectric nanogenerator (TENG) using scales of Rohu fish as a dielectric ... The device produced 180V to light up 90 green LEDs and power a digital ...

The devices could soon also be more eco-friendly, as scientists have recently developed a method of making them from fish scales. Ordinarily, so-called "electronic skin" gadgets consist of a ...

This technology will be used to tap into the sustainable green energy sector. Fish scales are said to contain collagen fibers which in turn have piezoelectric properties. This means if there is ...

A group of teens from Keningau Vocational College has clinched top honours at the international Greenovate 2025 competition ...

The arapaima or pirarucu, native to the Amazon. (Jeff Kubina via Wikipedia [CC BY-SA 2.0 (https://creativecommons.org/licenses/by-sa/2.0)]) (CN) – The design of the ...

What gives a 3-meter-long Amazonian fish some of the toughest scales on Earth-Arapaima gigas is a big fish in a bigger river full of piranhas, but that doesn't mean it's an easy meal. It's evolved ...