$45M stegosaurus on display in NY. Here's what scientists hope to learn about it

Apex, a 150 million-year-old stegosaurus dinosaur fossil that billionaire Kenneth C. Griffin bought for $44.6 million, is displayed at the American Museum of Natural History, in New York, Dec. 5, 2024.

The most expensive dinosaur fossil ever discovered will be on view in New York starting this weekend, American Museum of Natural History officials announced Wednesday.