Dossier
Yedoma formation
Coverage of Yedoma formation in the Nexus archive.
- Scientists revive ancient 24,000-year-old ‘zombie worm’ from Arctic ice — then it reproduced
Scientists revived a 24,000-year-old multicellular rotifer from Siberian permafrost, which resumed biological functions and reproduced after thawing. The discovery highlights the resilience of cryptobiosis and raises concerns about ancient microbes being released as permafrost melts.