Paleontology
- 			 Paleontology PaleontologyFirst known fossilized dinosaur brain unearthed, scientists claimA dinosaur fossil that preserves brain tissue has been discovered for the first time, researchers announce. By Meghan Rosen
- 			 Paleontology PaleontologyPicture of primate common ancestor coming into focusA new family tree analysis predicts behavior of primate common ancestor. By Erin Wayman
- 			 Paleontology PaleontologyEarly birds could achieve liftoffEarly birds and other flying dinosaurs had the strong legs and wing speed needed to launch into the air directly from the ground, researchers argue. By Meghan Rosen
- 			 Paleontology PaleontologyAncient armored fish revises early history of jawsThe fossil of a 423-million-year-old armored fish from China suggests that the jaws of all modern land vertebrates and bony fish originated in a bizarre group of animals called placoderms. By Meghan Rosen
- 			 Paleontology PaleontologyBirds’ honks filled Late Cretaceous airOldest avian voice box fossil yet discovered belonged to a ducklike bird that lived during the age of the dinosaurs. By Meghan Rosen
- 			 Paleontology PaleontologyAncient microbe fossils show earliest evidence of shell makingArmor-plated, 809-million-year-old fossilized microbes discovered in Canada are the oldest known evidence of shell making. 
- 			 Animals AnimalsBarnacles track whale migrationThe mix of oxygen isotopes in the shells of barnacles that latch on to baleen whales may divulge how whale migration routes have changed over millions of years. 
- 			 Paleontology PaleontologyPterosaurs weren’t all super-sized in the Late CretaceousA 77-million-year-old flying reptile may be the smallest pterosaur of the Late Cretaceous. By Meghan Rosen
- 			 Life LifeFossils hint at India’s crucial role in primate evolutionAncient fossils from coal mine in India offer clues to what the common ancestor of present-day primates might have looked like. By Bruce Bower
- 			 Health & Medicine Health & MedicineReaders contemplate aging researchAging research, dino guts and Earth's quasisatellite in reader feedback. 
- 			 Paleontology PaleontologyPreteen tetrapods identified by bone scansRoughly 360 million years ago, young tetrapods may have schooled together during prolonged years as juveniles in the water. By Susan Milius
- 			 Paleontology PaleontologyJurassic ichthyosaur dubbed ‘Storr Lochs Monster’ unveiledA rare, 170-year-old skeleton discovered in Scotland is one of the best-preserved ichthyosaur fossils from the Middle Jurassic. By Meghan Rosen