Antique illustration of northern crested newt (Triturus cristatus)

The Age of Amphibians

Tracing the remarkable diversity of the early amphibians, creatures that spanned the globe and preceded the age of dinosaurs.
Apatosaurus

Could the Apatosaurus’ Tail Break the Sound Barrier?

Research suggests that the apatosaurus' tail was an impressive appendage.
Fossilized dinosaur eggs

The Color of Dinosaur Eggs

What color were dinosaur eggs? Looking at their closest cousins, birds, may give us a clue.
Illustrated Stegosaurus

Sex and the Stegosaurus

How do you sex a Stegosaurus? Look at its back plates.
Brontosaurus

Brontosaurus is Back, Baby!

The mighty brontosaurus might be real after all, according to new analysis.
Winged-arm and raptor legs are imagined on the hypothetical illustration of a Deinocheirus

Deinocheirus: At Long Last, Arms with a Body to Match

The mysterious Deinocheirus dinosaur now has a body.
Fossilized bone of Psittacosaurus liujiatunensis

Recession Lessons from an Ancient Fossil Bed

In a 120-million-year-old rock in Northeast China, paleontologists made a remarkable find.