The People's Republic of China has yielded one of our most anticipated discoveries-- an adult tyrannosaur that answers the question of whether feathers appeared on the larger adult theropods. Perhaps we'll find out about Tyrannosaurus soon enough as well?

AP - A warm and fuzzy Tyrannosaurus rex? New evidence surprises scientists (press release with life reconstruction, photo of tail fossil)

Scientific American - Gigantic feathered dinosaur fossils found in China (press release with life reconstruction (featuring Beiapiaosaurus for comparison), photo of skull fossil

Xu, X., Wang, K., Zhang, K., Ma, Q., Xing, L., Sullivan, C., Hu, D., Cheng, S., and Wang, S. (2012). A gigantic feathered dinosaur from the Lower Cretaceous of China. Nature, 484: 92-95. doi:10.1038/nature10906