Ars Technica ยท Aug 22, 2026 11:22 UTC Putting mice into hibernation causes a major loss of synapses Read full story on Ars Technica Share AI disclosure Summary Hibernation cuts down on synapses, but mice seem to retain memories anyway. Original reporting Open original source Read full article on Ars Technica Get the AFBytes Brief Major stories, AI-assisted analysis, and what to watch next. Free, monthly, unsubscribe anytime. Subscribe