fósseis

Earth’s oldest living weed is pumping water that looks like it came from space

Scientists have discovered that the common horsetail plant acts as a natural distillery to produce water with oxygen isotope signatures previously only seen in meteorites. Mai 06, 2026

Genetics

The Human Origin Story Is Losing Its Single Ancestor

New genomic and fossil evidence suggests human evolution was a braided network of coexisting species rather than a single linear descent from one ancestral group. Mai 01, 2026

Science

Cretaceous Oceans Were Ruled by 19-Meter Octopuses

A fossilized beak discovery reveals a massive, kraken-like cephalopod that rivaled the apex predators of the Cretaceous period. Abr 28, 2026

Genetics

290‑Million‑Year‑Old Fossilized Vomit

An international team — with Brandon University paleontologist Dr. Mark MacDougall — reports a 290-million-year-old regurgitalite from Germany, the oldest known vomit from a land … Fev 20, 2026