Arthropods, with harder bodies and better cognition than some other candidates, seem to be the most likely culprit.
fossils & paleontology
Posted inFeatures
Natural Mummies Hold Memories of Life and Land
All around the world, extreme conditions have kept ancient human remains shockingly well preserved.
Posted inNews
Wildfires Burned in Antarctica 90 Million Years Ago
A new study finds evidence for the southernmost wildfires currently known, which may have facilitated a transition from temperate rainforest to peatland in Antarctica.
Posted inNews
Squid Were on the Move Before the Chicxulub Impact
The cephalopods had already significantly dispersed throughout the world’s oceans 67 million years ago, paving the way for their modern-day ubiquity.
Posted inFeatures
Daniel Pastor-Galán: Studying Ancient Earth, with a Little Help from His Friends
This rock lover carries his musical inspirations with him as he peers far back in geologic time.
Posted inNews
Germany to Return Contested Dinosaur Fossil to Brazil
Following a long restitution campaign, both countries announced their willingness to repatriate the 110-million-year-old spinosaurid Irritator challengeri.
Posted inENGAGE, News
Earth System Engineers Take Planetary Alterations to Extreme Scales
A new framework argues Earth scientists should employ the concept of ecosystem engineering across geologic time and space.
Posted inNews
Move Over, Beavers. Dinosaurs Might Also Have Been Nature’s Engineers
Late Cretaceous dinosaurs may have cut back vegetation, creating large floodplains. When the asteroid hit, those floodplains became forests, a new study argues.
Posted inNews
Fossilized Micrometeorites Record Ancient CO2 Levels
A cadre of iron-rich extraterrestrial particles picked up faint whiffs of our planet’s atmosphere when they fell to Earth millions of years ago.
Posted inScience Updates
Un repositorio de núcleos de coral diseñado para la transparencia y accesibilidad
CoralCT archiva datos originales y procesados de núcleos de corales y arrecifes, preservando información valiosa sobre cómo los corales responden a cambios medioambientales.