Story perspectives

Revolutionary Water-Based Battery Promises Safer, Cheaper Energy

2/21/2026

Summary

Story summary

Researchers from institutions in Hong Kong and mainland China developed a water-based battery with organic electrodes and a tofu-brine electrolyte, making it non-toxic and environmentally safe.
The battery eliminates flammability risks and costs less to produce than traditional lithium-ion batteries, supporting cheaper electric vehicles and grid storage.
Findings were published in Nature Communications on February 18, underscoring practical potential.

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Story summary

Researchers from institutions in Hong Kong and mainland China developed a water-based battery with organic electrodes and a tofu-brine electrolyte, making it non-toxic and environmentally safe.
The battery eliminates flammability risks and costs less to produce than traditional lithium-ion batteries, supporting cheaper electric vehicles and grid storage.
Findings were published in Nature Communications on February 18, underscoring practical potential.