New analysis of obsidian blades reveals dynamic Neolithic social networks; the study has been published on PNAS
The Neo-Assyrian Empire collapsed after more than two centuries of dominance at the fall of its capital, Nineveh, in 612 B.C.E.
Callichimaera perplexa, earliest example of a swimming arthropod with paddle-like legs since the extinction of sea scorpions more than 250 million years ago
