The dispersal of archaic hominins beyond mainland Southeast Asia (Sunda) represents the earliest evidence for humans crossing ocean barriers to reach isolated landmasses. Previously, the oldest indication of hominins in Wallacea, the oceanic island zone east of Sunda, comprised flaked stone artifacts deposited at least 1.02 million years ago at the site of Wolo Sege on the island of Flores. On Sulawesi, the largest Wallacean island, previous excavations revealed stone artifacts with a minimum age of 194,000 years at the open site of Talepu. Now, archaeologists from Griffith University show that stone artifacts also occur at the nearby site of...