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Paper bags and cardboard boxes normally headed for the trash were carbonized into anodes for lithium-ion batteries, and the resulting electrodes survived 1,200 charge cycles — roughly twice the durability of anodes used in current phone batteries
14+ hour, 18+ min ago (441+ words) By Science Blog Editorial Team Published September 12, 2026 · How we edit A paper bag that carried someone’s lunch on Tuesday has a plausible future inside a phone. Researchers at NTU Singapore have worked out how to bake kraft paper, the brown…...
Researchers heated egg yolk and leftover rice until it was a black powder full of tiny holes, then used it to store electricity. They charged it and drained it 10,000 times, and it still held 82.26 percent of what it did the first time.
4+ day, 1+ hour ago (515+ words) A humble kitchen waste might outlast the batteries powering your phone. By Lab Report · Edited by Mal James Published September 9, 2026 · How we edit Why would anyone cook egg yolk and old rice into a battery material? It sounds like a…...