Ancient plant and animal DNA buried in Arctic sediments preserve a 50,000-year history of Arctic ecosystems, suggesting that climate change contributed to mammoth extinction.
fossils & paleontology
Posted inNews
The Rocky Roads of Colombian Paleontology
Colombia has a wealth of fossils, and geologists are leading the charge to both collect data and share ancient history with local communities.
Posted inScience Updates
By Land or Sea: How Did Mammals Get to the Caribbean Islands?
A multidisciplinary team is jointly investigating mammal evolution and subduction dynamics to unravel how flightless land mammals migrated to the Greater Antilles and other Caribbean islands.
Posted inResearch Spotlights
Why Did Great Apes Disappear from Southwestern China?
Periodic pulses of cooler temperatures may have disrupted the warm, humid, late Miocene climate that sustained the region’s great apes long after most species disappeared elsewhere.
Posted inNews
Does This Fossil Reveal a Jurassic Tropical Freeze?
On view for over a century, a fossil slab may display evidence of tropical freezing during the Jurassic, but scientists never noticed it—until one finally did. Some colleagues are not convinced.
Posted inNews
Newly Discovered Fossil Species Named After Star Wars Starship
The 500-million-year-old species is a distant relative of today’s crabs, spiders, and insects.
Posted inNews
Earth’s Eccentric Orbit Helped Preserve Rare Soft-Tissue Fossils
Cyclical changes in Earth’s orbit helped to preserve rare fossils in Morocco.
Posted inNews
Scientists Discover Pristine Collection of Soft-Tissue Fossils
The fossils include jellyfish, box jellies, branched algae, and sponges, which are underrepresented in or missing from other deposits.
Posted inResearch Spotlights
Fossilized Caribbean Corals Reveal Ancient Summer Rains
Isotope records and climate modeling suggest that the rainy Intertropical Convergence Zone expanded northward into the southern Caribbean during a warm interglacial period about 125,000 years ago.
Posted inNews
Signatures of Dinosaur Poop Found in Cretaceous Coal Seams
Coal analysis suggests that plant-eating dinosaurs, by walking kilometers between their picnic areas and their toilets, distributed important nutrients widely and boosted ecosystem health.