![The Leakey Foundation on X: "Today we're remembering Mary Leakey, who died on this day in 1996. Her many contributions to human origins research include the discoveries of important fossil hominins, countless The Leakey Foundation on X: "Today we're remembering Mary Leakey, who died on this day in 1996. Her many contributions to human origins research include the discoveries of important fossil hominins, countless](https://pbs.twimg.com/media/FGMQ5_6VUAITWHn.jpg)
The Leakey Foundation on X: "Today we're remembering Mary Leakey, who died on this day in 1996. Her many contributions to human origins research include the discoveries of important fossil hominins, countless
![The Leakey Foundation | We found 2.9-million-year-old stone tools used to butcher ancient hippos – but likely not by our ancestors The Leakey Foundation | We found 2.9-million-year-old stone tools used to butcher ancient hippos – but likely not by our ancestors](https://sp-ao.shortpixel.ai/client/to_auto,q_glossy,ret_img,w_1243,h_1024/https://leakeyfoundation.org/wp-content/uploads/2023/02/C1-NY17_exc3_flakeinsitu_7745b-1243x1024.jpg)
The Leakey Foundation | We found 2.9-million-year-old stone tools used to butcher ancient hippos – but likely not by our ancestors
![The Leakey Foundation | New book from The Leakey Foundation tells the stories behind 50 great discoveries The Leakey Foundation | New book from The Leakey Foundation tells the stories behind 50 great discoveries](https://leakeyfoundation.org/wp-content/uploads/2022/02/discovering-us-cover-1024x1024.jpeg)