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“#When mammals ate dinosaurs” Credit: Universitaet Tübingen The cervical rib of a long-necked dinosaur from northwest China provides the oldest known evidence to date that early mammals fed on dinosaur meat around 160 million years ago. A research team led by Professor Hans-Ulrich Pfretzschner from the Department of Geosciences at the University of Tübingen discovered…
“#Can the field of archaeology “pass the spade” to locals to manage cultural heritage?” A mosaic at Umm el-Jimal, a village in Northern Jordan, peeking out from under the soil. Credit: Allison Mickel The separation of physical from intellectual work on archaeological sites has persisted throughout the nearly 200 years of archaeological fieldwork in the…
“#Ancient shell llama offering found in lake Titicaca” Stone box with carved shell llama and rolled gold foil. Credit: Teddy Sequin A llama carved from a spondylus shell and a cylindrical laminated gold foil object were the contents of a carved stone box—an offering—found at the bottom of Lake Titicaca, according to researchers from Penn…
“#Malignant cancer diagnosed in a dinosaur for the first time” The main tumour mass is at the top of the bone, and can be seen on the 3D reconstruction in yellow; red gray is the normal bone and red denotes the medullary cavity. Credit: Centrosaurus diagram by Danielle Dufault. Courtesy of Royal Ontario Museum.© Royal…
“#A giant crane from southern Germany” Comparison of the silhouettes of a modern man (height 175 cm) with Danuvius guggenmosi (the male individual ‘Udo’) and the giant crane from the Hammerschmiede fossil site in southern Bavaria. Credit: Agnes Fatz, Senckenberg Researchers from Frankfurt and Tübingen say the skull of a very large crane found at…
“#Mexico cave with evidence of early humans closed to visitors” Dr Juan I. Macías-Quintero, Martín Martínez-Riojas, Prof. Eske Willerslev and Dr Mikkel Winther Pedersen (from left to right), collecting samples for ancient DNA analyses at Chiquihuite Cave, 2019. Credit: Devin A. Gandy Tourists or locals visiting a cave in north-central Mexico could endanger what is…
“#Study reveals palaeovegetation and palaeoclimate changes across Triassic-Jurassic transition in south China” Late Triassic spores and pollen representative taxa from Xuanhan of Sichuan Basin. Credit: NIGPAS The Triassic-Jurassic (T-J) transition interval (ca. 200 Ma) is characterized by a major mass extinction in which major biotic turnover occurred in both marine and terrestrial realms. However, studies…
“#Cephalopod Sinoceras chinense discovered outside China for the first time” Sinoceras chinense, collected from Si Sawat county of Kanchanabura Province, western Thaialand. Credit: NIGPAS Sinoceras chinense is a kind of extinct cephalopod mollusk that flourished in the late Ordovician. It is regarded as the index fossil of the Upper Ordovician Pagoda Formation on the Yangtze…
“#Mystery solved: Scientists trace source of Stonehenge boulders” Stonehenge in the Wiltshire landscape. Credit: Andre Pattenden (English Heritage) Stonehenge, a Neolithic wonder in southern England, has vexed historians and archaeologists for centuries with its many mysteries: How was it built? What purpose did it serve? Where did its towering sandstone boulders come from? That last…
“#Study sheds light on the evolution of the earliest dinosaurs” Microscopic crystals of the uranium-bearing mineral zircon were separated from the rock samples and analyzed by the U-Pb isotopic technique at the MIT Isotope Lab. These zircons yielded a precise age of 221.82 ± 0.10 Ma for the upper Ischigualasto Formation. Credit: Courtesy of the…