Cause of oxygen fluctuations that drove explosion of weird and wonderful inhabitants 500m years ago linked to changes in Earth’s orbit Just over 500m years ago life on Earth got souped-up, going from ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Paleontologists have discovered a ...

Paleontologists have discovered a three-eyed creature with a pencil sharpener-like mouth that roamed the sea for prey more than 500 million years ago. The fossilized remains of one Mosura fentoni — ...

A reconstruction of Mosura fentoni, an extinct sea creature from more than 500 million years ago. (Danielle Dufault | Royal Ontario Museum) Paleontologists have discovered a three-eyed creature with a ...

(CNN) — With the help of more than five dozen fossils, paleontologists have uncovered a tiny three-eyed predator nicknamed the “sea moth” that swam in Earth’s oceans 506 million years ago. Mosura ...