Paleontology
- Paleontology
New computer analysis hints volcanism killed the dinosaurs, not an asteroid
Scientists take a creative approach to investigating what caused the mass extinction 66 million years ago, but the debate is far from settled.
- Paleontology
A one-of-a-kind trilobite fossil hints at what and how these creatures ate
The preserved contents suggest the trilobite fed almost continuously and had a gut environment with an alkaline or neutral pH, researchers say.
- Paleontology
This newfound birdlike dinosaur had surprisingly long legs
Early birdlike dinosaurs are mostly short-limbed and thought to have lived in trees, but Fujianvenator prodigiosus may have run or waded in swamps.
- Life
Around 13,000 years ago, humans and fire changed LA’s ecosystem forever
Rapid drying combined with human-made fires changed Southern California forever, killing off ancient bison, dire wolves and five other megafauna species there.
- Paleontology
Meet the tiny ancient whale named after King Tut
The newly discovered Tutcetus rayanensis lived about 40 million years ago. It was just 2.5 meters long and weighed less than 200 kilograms.
- Paleontology
A colossal ancient whale could be the heaviest animal ever known
Perucetus colossus may have tipped the scales at up to 340 metric tons, but some scientists are skeptical it could have sustained that mass.
- Paleontology
This ancient, Lovecraftian apex predator chased and pierced soft prey
Half a billion years ago, Anomalocaris canadensis probably used its bizarre headgear to reach out and snag soft prey with its spiky clutches.
- Life
A 407-million-year-old plant’s leaves skipped the usual Fibonacci spirals
Most land plants living today have spiral patterns involving the famous Fibonacci sequence of numbers. But an extinct, ancient plant did not.
- Paleontology
Megalodon sharks may have become megapredators by running hot
O. megalodon sharks were warm-blooded megapredators. But colder-blooded great white sharks may have had an evolutionary edge when food sources dwindled.
- Paleontology
Paleontology has a ‘parachute science’ problem. Here’s how it plays out in 3 nations
When researchers study fossils from lower-income countries, they often engage in dubious or illegal practices that can stifle science.
- Life
New fossils from Patagonia may rewrite the history of duck-billed dinosaurs
New findings are adding a wrinkle to researchers’ understanding of how duck-billed dinosaurs conquered the Cretaceous world.
- Paleontology
‘Thunder beast’ fossils show how some mammals might have gotten big
Rhinolike mammals called brontotheres repeatedly evolved into bigger and smaller species, a fossil analysis shows. The bigger ones won out over time.
