Science · November 2026Kudos level: Nice
A Rechargeable Battery That Runs on Vitamin B12 Survived 250 Cycles
Researchers at the University of Cordoba built a rechargeable zinc-air battery that uses vitamin B12 as its catalyst, anchored to carbon nanotubes. The prototype survived 250 charge and discharge cycles, pointing to cheaper and more sustainable storage made from abundant materials instead of lithium.
Source: Tech Xplore
Supermarket AI meal planner app suggests recipe that would create chlorine gas
A New Zealand supermarket let shoppers generate recipes from their leftovers with AI, and the bot cheerfully served up chlorine gas, poison bread sandwiches, and glue. Budget cooking tips have never been this dangerous.
Source: The Guardian