Science ❯ Evolution

Animal Evolution

Invertebrate Evolution Early Life Cambrian Period Molluscan Ancestors Canids Vocalization Evolution Unicellular Organisms Multicellular Life Tooth Evolution Cephalopod Evolution

3 ARTICLES

4w ago

Largest Known Scorpion Identified in 415‑Million‑Year‑Old Fossils

A June 2026 study using CT scans and 3D modelling reassigns long‑debated museum specimens to Praearcturus gigas, which may have been partly aquatic and grew to exceptional size.

8 ARTICLES

last mo.

New Evolutionary Theory Explains Why Some Animals Shrink Over Time

Animal Evolution

Largest Known Scorpion Identified in 415‑Million‑Year‑Old Fossils

Metre-Long Scorpion Praearcturus Gigas Confirmed From Devonian Fossils

New Fossils and Geochemistry Redraw Origins of Complex Life

Giant Cretaceous Octopuses Identified From 27 Fossil Beaks

Fossil Beaks Point to Giant Cretaceous Octopuses, Study Says

New Chemical Fossils Strengthen Case That Sponges Were Earth’s Earliest Animals

Sponge Biomarkers Found in Ediacaran Rocks Bolster Case for Earliest Animals

Gene Discovery Reveals Mechanism Behind Corn Snake Skin Patterns

Budgerigar Brains Show Humanlike Speech Mechanisms

Ancient Microbe Discovery Resolves Chicken-or-Egg Debate

Comb Jelly's Unique Ability to Reverse Age Discovered

Ancient Spiny Mollusc Fossil Sheds Light on Early Evolution

New Study Reveals Evolutionary Secrets of Ancient Taco-Shaped Creature

New Evolutionary Theory Explains Why Some Animals Shrink Over Time