Recent advancements in zero-energy storage technologies hold promising potential for creating immutable digital ledgers that could last for millions of years without power, thereby ensuring the longevity of blockchain systems. Technologies such as DNA storage and ceramic nano memory offer methods for encoding data that remain stable over extremely long periods without degradation. These storage solutions could theoretically be used to preserve snapshots of blockchain data, allowing for the resurrection of blockchain networks even after catastrophic global events.Blockchain technology's decentralised nature already provides a robust method for safeguarding data against localised outages. However, integrating zero-energy storage technologies would further enhance the durability of blockchain systems, ensuring data preservation even in the event of global catastrophes like electromagnetic pulses or long-term power outages. Such advancements could pave the way for "immortal blockchains," where data remains accessible and secure indefinitely, preserving crucial information and technological heritage for future generations or even alien civilizations.These developments also align with the increasing applications of blockchain in the energy sector, where it facilitates transparency, security, and efficient energy transactions. Blockchain's ability to automate and secure data transactions through smart contracts makes it an ideal technology for managing decentralised energy systems, supporting peer-to-peer energy trading, and enhancing the overall efficiency and sustainability of energy distribution networks.By leveraging these cutting-edge storage technologies, the blockchain community can ensure that vital data and systems remain intact and functional, potentially forever, even in the face of unprecedented global challenges.