In this episode of Tiny Show and Tell Us, we talk about the crafty corvids that steal anti‑bird spikes to build chaotic, spiky nests and “Mitochondrial Eve” — the most recent common maternal ancestor ...
Allan C. Wilson, who used DNA to trace the origin of modern humans to a woman living 200,000 years ago, has received the 1991 3M Life Sciences Award, presented by the Federation of American Societies ...