A partial Paranthropus boisei skeleton was discovered and excavated in Kenya between 2019 and 2021, in sediment deposits dating to around 1.5 million years ago.
Notes on verification
Confirmed by peer-reviewed Nature paper, Stony Brook University press release, and independent news coverage (CNN, The Conversation, Interesting Engineering). All details consistent across sources.
Sources
- Discovery of First Fossil Hand Linked to P. Boisei Suggests ... (smithsonianmag.com)
- https://www.nature.com/articles/s41586-025-09594-8 (nature.com)
- https://www.cnn.com/2025/10/15/science/fossil-kenya-extinct-human-hand (cnn.com)
- https://news.stonybrook.edu/newsroom/new-fossil-of-an-ancient-human-relative-shows-it-could-grip-and-had-surprising-dexterity/ (news.stonybrook.edu)