The largest animal thought to ever live is swimming through the world's oceans today. Blue whales can reach lengths of 100 feet, but one of their smaller relatives isn't too far behind. Right whales, ...

A recent video shows a massive bluntnose sixgill shark emerging from the deep sea. This ancient species, predating dinosaurs, was filmed by OceanX during a tagging expedition. The footage has ...

A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems.

Mosasaurs were the apex predators of the oceans during the reign of the dinosaurs, but new research reveals dinosaurs weren't safe from them in rivers either. Researchers from Sweden, the US, and the ...

Long before whales dominated the oceans, Earth’s seas were home to a fish so massive it continues to challenge our ...

The West Texas desert has a surprising feature: a prehistoric ocean reef. There is a surprising natural wonder in the middle of the vast West Texas desert: a prehistoric ocean reef built from the ...

Despite an extreme environment characterized by high pressure, high temperature, strong acidity and low oxygen levels resembling living conditions in prehistoric times, hydrothermal vents harbor a ...

Fossils found in a riverbed in Japan were revealed as a large, ancient ancestor of right whales. Tanaka, et al (2025) Palaeontologia Electronica The largest animal thought to ever live is swimming ...