Payloads Cell Science-04: The crew injected algae into the Cell Science-04 experiment bioreactors. The algae is used as a fuel source for the tardigrades in Cell Science-04. The tardigrade (aka “water bear”) is the model organism for studying biological survival under the most extreme environmental stress conditions on Earth and in space. The objective of …

Source: ISS Daily Summary Report - 7/27/2021