Winged-arm and raptor legs are imagined on the hypothetical illustration of a Deinocheirus
Plants & Animals

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

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

Recession Lessons from an Ancient Fossil Bed

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