Back to today’s briefing

Story perspectives

Ancient Meltwater Ponds: Lifelines for Early Complex Life

6/23/2025

50 4

Summary

Story summary

MIT researchers suggest that shallow meltwater ponds on ancient ice sheets served as vital havens for early complex life during the harsh "Snowball Earth" period, 635 to 720 million years ago. Today's Antarctic meltwater ponds showcase diverse eukaryotic communities, underscoring the remarkable resilience of life in extreme environments and its capacity for survival and diversification.

1 of 1

Story summary

MIT researchers suggest that shallow meltwater ponds on ancient ice sheets served as vital havens for early complex life during the harsh "Snowball Earth" period, 635 to 720 million years ago. Today's Antarctic meltwater ponds showcase diverse eukaryotic communities, underscoring the remarkable resilience of life in extreme environments and its capacity for survival and diversification.