Within buried dinosaur bone, 46 new strains of bacteria and archaea were discovered. They present an unusual community composition and interesting metabolisms.
Study: Liang et al. 2020. Environmental Microbiome
Media: Scientific American
Dinosaur bones contain modern microbes:
While buried, dinosaur bones attract diverse, living microbial communities that can complicate attempts to identify ancient organic material.
Study: Saitta et al. 2019. eLife
Media: The Atlantic, The Scientist, Chemical & Engineering News, The Conversation (by study coauthor), briefly mentioned in I Know Dino as well as in response to other studies in The Conversation and twice in Gizmodo.
Podcasts: The Skeptics Guide to the Universe, Palaeocast
My summary: The Science Breaker