# The Timing of Evolutionary Transitions Suggests Intelligent Life is Rare

> Research article (Astrobiology, 2020) · cited 58× · AI/ML

**Wikidata**: [openalex:W3102564394](https://www.wikidata.org/wiki/openalex:W3102564394)  
**Source**: https://4ort.xyz/entity/the-timing-of-evolutionary-transitions-suggests-intelligent-life-is-rare