ErasEras are periods of time defined by geologic or historic events
Instead of a long, low duck bill, the beak of Tethyshadros was shaped like a snowplow and serrated. Why it had such a strange beak is a mystery
February 01, 2012 | By Brian Switek
Two thousand years before Picasso, artists in Egypt painted some of the most arresting portraits in the history of art
February 2012 | By Smithsonian Magazine
How did a heavily armored dinosaur wind up at the bottom of Alberta's Cretaceous sea?
January 30, 2012 | By Brian Switek
The "lay 'em and leave 'em" strategy might not have been the ancestral state for these dinosaurs
January 25, 2012 | By Brian Switek
The forelimbs of this animal look like an evolutionary joke
January 24, 2012 | By Brian Switek
The sauropod site may have resembled Yellowstone National Park, with geysers, hot springs and mud pots
January 23, 2012 | By Brian Switek
How many species of this rare, ornamented genus were there?
January 19, 2012 | By Brian Switek
Charles J. Guiteau said he wanted to kill President James A. Garfield "in an American manner." He passed up several opportunities before he thought the time was right.
January 17, 2012 | By Gilbert King
Parasaurolophus is one of the most perplexing dinosaurs - what did it use its huge crest for?
January 10, 2012 | By Brian Switek
January 2012 | By G. Wayne Clough
Paleontologists have found the bones of a new dinosaur with eggs nearby, but how do we know whether the bones and eggs go together?
December 21, 2011 | By Brian Switek
If any dinosaur has a tortured history, it's the giant predator Saurophaganax
December 16, 2011 | By Brian Switek
Should Nedoceratops and Torosaurus be sunk into Triceratops? The debate continues, and it's not just a bit of paleontological arcana
December 15, 2011 | By Brian Switek
In A.D. 9, the Chinese emperor nationalized his state's land and redistributed it to the peasantry. That revolutionary act cost him his throne and his life—and even now his motives remain unclear
December 09, 2011 | By Mike Dash
Spinops was one funky looking dinosaur, and its discovery emphasizes the role of museum collections. Who knows what else is waiting to be rediscovered?
December 07, 2011 | By Brian Switek
This is not super-sexy research, but some of the biggest gaps in our understanding about dinosaurs involve relatively simple things
December 02, 2011 | By Brian Switek
Back when tyrannosaurs were new to science, paleontologist Lawrence Lambe cast them as bumbling scavengers that ate rotten flesh
December 01, 2011 | By Brian Switek
A hollow, thin-walled bone is not exactly the sort of structure that is going to protect a sauropod from attack—so what was its purpose?
November 30, 2011 | By Brian Switek
Paleontologists have found the bones of a bird inside a feathered dinosaur. What can this discovery tell us about how Microraptor lived?
November 22, 2011 | By Brian Switek
Very few skeletons have been found from this period, and much of what we know about the dinosaurs of the Early Jurassic Southwest comes from tracksites
November 21, 2011 | By Brian Switek