OpenAI CEO Sam Altman says that the company is delaying the release of its highly anticipated open model for the second time.

The skull was purchased by a German couple in 1987. Curious about the skull’s origins, they contacted anatomical museum director Dr. Roger Saban, who connected the skull to one of Leonardo’s ...

This week paleontologists at a Colorado dinosaur center unveiled a 3D model of the skull of a teratophoneus curriei. That's a rare new genus of tyrannosaur.