MIT's concrete battery just got 10 times more powerful | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		MIT's concrete battery just got 10 times more powerful (newatlas.com)
		11 points by thelastgallon 89 days ago \| hide \| past \| favorite \| 1 comment

kazinator 89 days ago [–]

What if the concrete lasts hundreds of years, but the battery functionality is toast in fifteen? You can't just replace all the concrete in a structure.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact