Scientists in Brazil identified marine worms that made at least some trace fossil burrows called Bifungites. By Priyanka Runwal If you know where to look, you can find dumbbell-shaped fossils in rock ...

Two hundred and thirty million years ago, in what's now Wyoming, the seasons were dramatic. Torrential rain would pelt the region for months on end, and when the mega-monsoon ended, the region became ...

Trace fossils, the preserved records of biological activity, provide a unique window into the interactions between ancient organisms and their sedimentary settings. By recording behaviours such as ...

A new study of sediments laid down shortly after an asteroid plowed into the Gulf of Mexico 65.5 million years ago, an event that is linked to widespread global extinctions including the demise of big ...

Recently, paleontologists Dr. John-Paul Zonneveld, Dr. Sarah Naone, and Dr. Brooks Britt described the discovery and ...

Sleuthing dinosaurs -- These feet were made for walking, running, sitting, swimming, herding, and hunting -- The mystery of Lark Quarry -- Dinosaur nests and brining up babies -- Dinosaurs down ...

An illustration from the paper, depicting Ninumbeehan digging a burrow in a riverbed for the dry season and then re-emerging when the monsoon returned. Higher res tif file available on request at ...