Tenontosaurus fossils found in West Texas, the southernmost record of the dinosaur and a key to the Early Cretaceous.

For the development of animals, nothing -- with the exception of DNA -- may be more important than oxygen in the atmosphere. A study now links the rise in oxygen to a rapid increase in the burial of ...

A recent study published in Earth Science Reviews examines how both the shine and excellent preservation of fossils discovered at Germany’s Posidonia Shale is not the result of pyrite (aka fool’s gold ...

The three fossil specimens (from left to right), Avisaurus darwini, Avisaurus sp., and Magnusavis ekalakaensis, all of which are represented by a tarsometatarsus. They are all shown to scale with one ...

International Journal of Plant Sciences, Vol. 168, No. 3 (March/April 2007), pp. 341-350 (10 pages) Well‐preserved fossil seeds of an ANITA‐grade angiosperm are described from the Gokurakuzawa ...

A new study is challenging accepted ideas about how ancient soft-bodied organisms become part of the fossil record. Findings suggest that bacteria involved in the decay of those organisms play an ...

Introduction -- Purpose -- Geology of the Horseshoe Canyon Formation. Ash beds ; Coal seam or zone markers ; Palynology ; Palaeo-magnetostratigraphy -- Types of preservation and methods of study.

A famous fossil formation in the Yixian region of Northeast China has revealed some of the most striking, well-preserved dinosaur remains on record. Over the past 60 years, archaeologists excavating ...

Dinosaurs arrived hot on the tails of their more ancient relatives, reptiles called dinosauromorphs, a new study shows. New dating of a dinosauromorph fossil layer in a geologic formation in Argentina ...

Hans-Dieter Sues - Curator, Paleontology, National Museum of Natural History At Agate Fossil Beds National Monument near the town of Harrison, Nebraska, visitors can view in the outcropping a curious ...

NorthWest Montana Fossils owners Aamon Jaeger and Chantel Ibach are pictured outside their Whitefish home on Aug. 14. Jaeger holds a Hypacrosaurus vertebrae and Ibach holds a Hypacrosaurus humerus.

MADISON, Wis. -- For the development of animals, nothing -- with the exception of DNA -- may be more important than oxygen in the atmosphere. Oxygen enables the chemical reactions that animals use to ...