3D-printed “pineapple” with cyanobacteria growing inside after a development period of 60 days
A living, growing 3D printable material consists of a hydrogel and cyanobacteria embedded which extract CO2 from the atmosphere and convert it into biomass and carbonate-containing minerals. It only requires sunlight and artificial seawater with readily available nutrients in addition to CO2. It’s already storing carbon in buildings and infrastructure.
ethz.ch/en/news-and-events/eth-news/news/2025/06/a-building-material-that-lives-and-stores-carbon.html