History

Conceptual illustration of an extinct yak-like Ice Age bovine near a Siberian cave, with an ancient bone and a DNA helix

The Mystery Yak of Denisova Cave: How Ancient DNA Revealed a Lost Ice Age Species

Twenty ancient nuclear genomes uncovered Yak X, an extinct bovine distinct from modern yaks. Explore its connection to…

Oct 24, 2026•22 min read

Artist impression of an ancient human at a cave entrance overlooking a forested landscape with stone tools in the foreground

What Did Denisovans Look Like? New Fossils Reveal Our Mysterious Human Relatives

New 2026 fossils from Bianfu Cave reveal Denisovan bones, teeth, tools and diet. Here is what science knows—and…

Oct 23, 2026•10 min read