OSTree: Git for Filesystems#OSTree is often described as “Git for filesystems”. It enables versioning, distribution, and atomic deployment of Linux systems. Rather than managing packages individually, OSTree stores complete system snapshots, making updates and rollbacks easier.
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00563-3
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一名女子站在尖东大富豪夜总会外的街边（图：南方人物周刊记者 方迎忠）
It comes after Heraeus Medical, the main supplier of bone cement to the health service, has had to temporarily halt production at its main site affecting supply for up to two months.
Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there are still huge hurdles to overcome.