Scientists find oldest dinosaur—or closest relative yet
Researchers have discovered what may be the earliest dinosaur, a creature the size of a Labrador retriever, but with a five foot-long tail, that walked the Earth about 10 million years before more familiar ...
After 121 years, identification of 'grave robber' fossil solves a paleontological enigma
An international team of researchers, including Carnegie Museum of Natural History scientist John Wible, has resolved the evolutionary relationships of Necrolestes patagonensis, whose name translates into " ...
Oldest fossil of giant panda family discovered
New fossils found in Spain are thought to be of the oldest recorded ancestor of the giant panda.
Earliest known finned tetrapod found from the Lower Devonian of China
An international team led by Dr. ZHU Min, Institute of Vertebrate Paleontology and Paleoanthropology (IVPP), Chinese Academy of Sciences, described a new finned primitive tetrapod, Tungsenia paradoxa gen. ...
Feedback loop maintains basal cell population
Notch – the protein that can help determine cell fate – maintains a stable population of basal cells in the prostate through a positive feedback loop system with another key protein – TGF beta (transforming growth factor ...
100 million-year-old coelacanth discovered in Texas is new fish species from Cretaceous
A new species of coelacanth fish has been discovered in Texas.
Prehistoric human populations prospered before the agricultural boom
Researchers from China's Fudan University have found major prehistoric human population expansions may have begun before the Neolithic period, which probably led to the introduction of agriculture.
Northern conifers youngest of the species
Dramatic shifts in the planet's climate and geography over millions of years changed the course of evolutionary history for conifer trees, according to a Yale paper in the Proceedings of the National Academy of Sciences.
Small winners in the mammalian race to evolve
It takes at least 10 times as many generations for a mouse to reach elephantine proportions as for the reverse transition, reveals a vast study of mammalian evolution over the past 70 million years.
450 species: Study suggests Mozambique Channel is home to second most diverse coral reefs in the world
(Phys.org)—Researchers announced today that the results of a decade-long study has shown that the northern Mozambique Channel has the highest diversity of corals in the central, northern and western Indian ...
Molecular sequencing technology and the origins of biodiversity
Evolutionary relationships among a group of arthropods from Gondwana, a supercontinent that existed between 510 and 180 million years ago, were investigated by EU scientists using molecular sequencing technology. ...
Gardener's delight offers glimpse into the evolution of flowering plants
Double flowers—though beautiful—are mutants. The genetic interruption that causes that mutation previously helped scientists pinpoint the genes for normal development of flower sexual organs in Arabidopsis ...
Study reveals new family tree for ray-finned fish
(Phys.org) -- The most common lineages of fish found today in oceans, lakes, and rivers evolved about the same time as mammals and birds, a new Yale University-led study shows.
'Basarab' surname may not indicate direct relation to Vlad the Impaler
A study by the Genographic Project has shown that not all individuals carrying the Romanian "Basarab" surname, the first dynasty of Wallachian kings that included the real-life Dracula, can be direct biological descendants ...