Paleontology
- Paleontology
How arthropods got their legs
New fossils reveal how arthropods evolved branching limbs.
- Paleontology
Possible ancestor of sponges found
An exquisitely preserved 600-million-year-old fossil from China has cell types and a shape resembling sponges, thought to be among the first multicellular animals to evolve.
- Paleontology
Hippo history extracted from fossil teeth found in Kenya
Fossilized teeth from the newly identified Epirigenys lokonensis, an ancestor of the hippopotamus, are filling in some of the mammoth mammal’s history.
- Paleontology
Earliest tree-dweller, burrower join mammal tree of life
Fossils show mammal ancestors did a lot more than cower in dinosaurs’ shadows.
- Paleontology
Ancient wolf skulls challenge dog domestication timeline
A 3-D analysis of two ancient canine skulls from Russia and Belgium suggests the fossils were of wolves, not dogs.
- Paleontology
Monkeys reached Americas about 36 million years ago
Peruvian fossils suggest ancient African primates somehow crossed the Atlantic Ocean and gave rise to South American monkeys.
- Paleontology
Snakes crawled among Jurassic dinosaurs, new timeline says
Earliest snake fossils provide evidence snakes evolved their flexible skulls before their long, limbless bodies.
- Life
Fossil fish eye has 300 million-year-old rods and cones
A fossil fish shows the earliest evidence of rods and cones, cells essential for color vision in vertebrates.
- Earth
Mega volcanism indicted in dinosaur demise
Precision dating strengthens idea that climate-altering Deccan volcanism contributed to dinosaur extinction.
- Paleontology
Ancient sea creature took to land and sea
A primitive relative of the ichthyosaur had strong bones and big flippers.
- Paleontology
Some trilobites sported dual digestive tracts
CT scans reveal trilobites with two-lane digestive tracts.
- Paleontology
Ancient jellyfish suffered strange, sandy death
A fossil hints at the unusual series of events that led to an ancient jellyfish’s preservation and may offer clues to understanding odd sand deposits found elsewhere.
