Paleontology
- Paleontology
Fossils reveal that pterosaurs puked pellets
Fish scale–filled pellets found by two pterosaurs are the first fossil evidence the flying reptiles regurgitated undigestible food, like some modern birds.
- Paleontology
See stunning fossils of insects, fish and plants from an ancient Australian forest
Thousands of fossils at an Australian site show a rare glimpse into the continent’s wetter history over 11 million years ago.
- Paleontology
This dinosaur had a weapon shaped like an Aztec war club on its tail
The flat and spiky tail club of a newly discovered ankylosaur was unique, even for this often weirdly armored group of dinosaurs.
- Paleontology
‘Penis worms’ may have been the original hermits
Soft-bodied critters called penis worms inhabited abandoned shells — a la modern-day hermit crabs — by about 500 million years ago, a study suggests.
By Sid Perkins - Paleontology
Some dinosaurs may have lived in herds as early as 193 million years ago
A fossilized family gathering of long-necked Mussaurus may be the earliest evidence yet of herd behavior in dinosaurs.
- Animals
Giant ground sloths may have been meat-eating scavengers
Contrary to previous assumptions, at least one ancient giant ground sloth was a meat eater.
- Earth
A volcano-induced rainy period made Earth’s climate dinosaur-friendly
New physical evidence links eruptions 234 million to 232 million years ago to climate changes that let dinosaurs start their climb to dominance.
By Megan Sever - Paleontology
This is the oldest fossil evidence of spider moms taking care of their young
A spider trapped in amber 99 million years ago guarded her eggs and may have helped raise her young.
By Freda Kreier - Paleontology
Fossil tracks may reveal an ancient elephant nursery
Fossilized footprints at a site in Spain include those of an extinct elephant’s newborns, suggesting the animals may have used the area as a nursery.
By Sid Perkins - Humans
Fossils and ancient DNA paint a vibrant picture of human origins
Paleoanthropologists have sketched a rough timeline of how human evolution played out, centering the early action in Africa.
By Erin Wayman - Paleontology
This big-headed pterosaur may have preferred walking over flying
The most intact fossil of a tapejarid pterosaur ever found yields new insight into how the ancient reptile lived.
By Nikk Ogasa - Paleontology
How fossilization preserved a 310-million-year-old horseshoe crab’s brain
A 310-million-year-old horseshoe crab’s brain was preserved in clay, thanks to an uncommon fossilization process that protected the fragile neural tissues.