Researchers at the Universities of Helsinki and Lyon and the Geological Survey of Finland found that complex teeth, a hallmark of mammals, also evolved several times in reptiles, prompting the evolutionary success of plant-eating ...
Plants & Animals
Oct 15, 2021
1
274
Although there has been evidence of our species living in rainforest regions in Southeast Asia from at least 70,000 years ago, the poor preservation of organic material in these regions limits how much we know about their ...
Evolution
Oct 14, 2021
0
151
A more reliable way of estimating the size of megalodon shows the extinct shark may have been bigger than previously thought, measuring up to 65 feet, nearly the length of two school buses. Earlier studies had ball-parked ...
Paleontology & Fossils
Jun 7, 2021
0
4204
Scientists have long known that frogs are oddballs when it comes to teeth. Some have tiny teeth on their upper jaws and the roof of their mouths while others sport fanglike structures. Some species are completely toothless. ...
Evolution
Jun 1, 2021
1
166
Geochemical evidence reveals that armies in the Battles of Himera were a mixture of locals and outsiders, according to a study published March 24, 2021 in the open-access journal PLOS ONE by Katherine Reinberger of the University ...
Archaeology
May 12, 2021
0
265
The origins of a pretty smile have long been sought in the fearsome jaws of living sharks which have been considered living fossils reflecting the ancestral condition for vertebrate tooth development and inference of its ...
Evolution
May 6, 2021
0
304
A pioneering study by University of Bristol researchers finds that the evolution of teeth in the giant prehistoric shark Megalodon and its relatives was a by-product of becoming huge, rather than an adaptation to new feeding ...
Evolution
Jan 13, 2021
0
656
New research indicates adolescent offspring of the menacing saber-toothed predator, Smilodon fatalis, were more momma's cubs than independent warriors.
Paleontology & Fossils
Jan 7, 2021
0
2237
A team of scientists led from Uppsala University have described the earliest known example of dentary bone with two rows of cusps on molars and double-rooted teeth. The new findings offer insight into mammal tooth evolution, ...
Archaeology
Oct 13, 2020
0
304
A new method for estimating the biological sex of human remains based on reading protein sequences rather than DNA has been used to study an archeological site in Northern California. The protein-based technique gave superior ...
Archaeology
Jul 20, 2020
2
481
