The researchers focused on detrital zircons, tiny crystals that have become some of geology’s most important time capsules. The missing continental impact melt sheet signal in ancient detrital zircons does not make early impacts less important. Subject of Research: Early Earth geology, continental impact melt sheets, detrital zircons and the preservation of ancient impact recordsArticle Title: A missing continental impact melt sheet signal in the early Earth detrital zircon recordArticle References: Szumila, I., Trail, D., Nakajima, M. et al. A missing continental impact melt sheet signal in the early Earth detrital zircon record. https://doi.org/10.1038/s41467-026-76529-wImage Credits: AI GeneratedDOI: 10.1038/s41467-026-76529-wKeywords: Early Earth, impact melt sheets, detrital zircon, Hadean, Archean, planetary impacts, U-Pb dating, geochronology, continental crust, geological preservation