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Search results for dentin

Archaeology Feb 17, 2020

Reconstructing the diets of fossil vertebrates

Paleodietary studies of the fossil record are impeded by a lack of reliable and unequivocal tracers. Scientists from the MPI for Evolutionary Anthropology, the MPI for Chemistry and the Johannes Gutenberg University (JGU) ...

Plants & Animals Nov 11, 2019

First adult molars are 'living fossils' that hold a health record dating back to the womb

Researchers at McMaster University have found that a person's first permanent molars carry a life-long record of health information dating back to the womb, storing vital information that can connect maternal health to a ...

Plants & Animals Oct 9, 2019

Details of dental wear revealed

The teeth of mammals experience constant wear. However, the details of these wear processes are largely unknown. Researchers at the University of Zurich have now demonstrated that the various areas of herbivores' teeth differ ...

Archaeology Aug 21, 2019

Tiny ear bones help archaeologists piece together the past

Archaeologists from the University of Bradford have examined ear ossicles taken from the skeletons of 20 juveniles, excavated from an 18th and 19th century burial ground in Blackburn. They were chosen to represent those with ...

Archaeology Jul 15, 2019

Maternal secrets of our earliest ancestors unlocked

Extended parental care is considered one of the hallmarks of human evolution. A stunning new research result published today in Nature reveals for the first time the parenting habits of one of our earliest extinct ancestors.

Plants & Animals Jul 5, 2019

Tracking evolution through teeth: The small-fry ancestor of the great white shark

Mackerel sharks (Lamniformes) are a group consisting of some of the most iconic sharks we know, including the mako shark (the fastest shark in the world), the infamous great white shark, and Megalodon, the biggest predatory ...

Nanomaterials Jun 5, 2019

Researchers discover what makes deep-sea dragonfish teeth transparent

A team of researchers led by the University of California San Diego have discovered what's responsible for making the teeth of the deep-sea dragonfish transparent. This unique adaptation, which helps camouflage the dragonfish ...

Molecular & Computational biology May 29, 2019

Snowflakes inform scientists how tooth enamel is formed

Âé¶¹ÒùÔºicists and mathematicians use the classical Stefan problem to explain the principles of crystal formation, such as those that create snowflakes . Researchers in the University of Helsinki and Aalto University have now ...

Environment May 7, 2019

Lead contamination found in baby teeth of children living near Exide battery plant

Airborne lead from recycled car batteries at the Exide plant in Vernon ended up in the baby teeth of children living nearby, a USC study shows.

Evolution Apr 9, 2019

Studies of fossil teeth reveal another Pleistocene ape species from Southeast Asia

Together with an international team, Senckenberg scientists were able to document an additional fossil ape species in the Senckenberg hominid collection. The new species had already been described in 1950 as Meganthropus ...

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