- Researchers proposed the playful "Silurian hypothesis": could an advanced, pre-human civilization have ever existed on Earth — and would we be able to detect it?
- They explored what would survive millions of years (chemical signals in rock layers, plastics, heavy metals) since buildings and fossils would likely be erased.
- More than a serious claim, the idea is a conversation starter about our own future: if technology drives big climate shifts, can a civilization endure them?
The news, distilled into what matters.
Get the full experience in the app — topics, comments, and audio summaries.