Earth.com·3 min read·medium
Scientists reveal the hidden cost of remembering
✦AI Summary
Researchers have developed a model suggesting that organisms face a binary choice regarding memory: either ignore it to save energy or invest significant resources to maintain it. The study indicates that there is no middle ground, with a sudden shift to memory-based strategies occurring only once energy resources cross a specific threshold.
An animal crossing a patchy landscape can trust what its senses report right now, or lean on what it learned an hour ago. Memory runs on energy, and that cost decides whether it keeps one at all.
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