Paper: [High-voltage hydrogel electrolytes enable safe stretchable Li-ion batteries](<a href="https://www.science.org/doi/10.1126/sciadv.adu3711" rel="nofollow">https://www.science.org/doi/10.1126/sciadv.adu3711</a>) (<a href="https://news.ycombinator.com/item?id=43738041">https://news.ycombinator.com/item?id=43738041</a>)