Neural crest cells have been thought to originate in the ectoderm, the outermost of the three germ layers formed in the earliest stages of embryonic development. But their capacity to form derivatives... more

Titanium has many properties that make it a great choice for use in implants. Its low density, high stiffness, high biomechnanical strength-to-weight ratio, and corrosion resistance have led to its use in several types... more

Researchers have succeeded in creating an efficient quantum-mechanical light-matter interface using a microscopic cavity. Within this cavity, a single photon is emitted and absorbed... more

Researchers have succeeded in creating an efficient quantum-mechanical light-matter interface using a microscopic cavity. Within this cavity, a single photon is emitted and absorbed up to... more

Researchers have succeeded in creating an efficient quantum-mechanical light-matter interface using a microscopic cavity. Within this cavity, a single photon is emitted and absorbed up to... more

An easy-to-use electrode set can assess sleep bruxism severity as well as a conventional polysomnography, a new study shows. more

With the help of new technologies, a team has confirmed that piranhas lose and regrow all the teeth on one side of their face multiple times throughout their lives. How they do... more

Piranha fish have a powerful bite. Their teeth help them shred through the flesh of their prey or even scrape plants off rocks to supplement their diet. more

Partial unfolding of proteins can be a major challenge in the industry, as it may affect the stability of products. So how does an empty space or cavity in its... more

The walking speed of 45-year-olds can be used as a marker of their aging brains and bodies. The evidence was there in neurocognitive testing these individuals took at age 3... more

Killing animals for fun is an activity which divides opinion. It can also be a highly emotive issue, with high profile cases like the death of... more

Fossils of a large carnivorous dinosaur that was a top predator about 115 million years ago have been unearthed in... more

Patient-tailored RNA interference prevents the onset of Charcot-Marie-Tooth 2D disease. more

The teeth of mammals experience constant wear. However, the details of these wear processes are largely unknown. Researchers have now demonstrated that the various areas of herbivores' teeth differ in how susceptible they are... more

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 in how susceptible they... more

Researchers from the Photonics Research Group, an imec research group at Ghent university and MIT announced that they have integrated single photon emitters in 2-D layered materials with... more

Newly discovered chemical-sensing cells in the gums protect the mouth by standing guard against infections that damage soft tissue and destroy the bone that supports the teeth. With the help of bitter... more

Since 2018, a new style of research has been introduced in gamma-ray-burst (GRB) studies: It does not describe the prompt radiation phase... more

Adults who have lost teeth due to nontraumatic reasons may have a higher risk of developing cardiovascular disease. more

Newly discovered chemical-sensing cells in the gums protect the mouth by standing guard against infections that damage soft tissue and destroy the bone that supports the teeth, report... more

Adults who have lost teeth due to nontraumatic reasons may have a higher risk of developing cardiovascular disease according to a presentation at the American College of Cardiology Middle East Conference 2019... more

Enamel is the strongest tissue in the human body. A recent study finds that an imperfect alignment of crystals helps produce this incredible resilience. more

Traces of metal in baby teeth point to distinct differences between children with and without neurodevelopmental disorders. more

Lop (floppy) eared rabbits are more likely than erect ('up') eared breeds to have potentially painful ear and dental problems that may ultimately affect... more

An iceberg the size of the Isle of Skye has broken free from Antarctica's Amery Ice Shelf. more

Treatments have been hard to pinpoint for a rare neurological disease called Charcot-Marie-Tooth, in part because so many variations of the condition exist. So far, mutations on more... more

The nervous system is the body’s control center, which is extremely fast in decoding messages from the different nerves in the body. This network should be intact and healthy. When something is wrong with... more

In two breakthroughs in the realm of photonics, researchers are reporting the successful demonstration of an LED based on half-light half-matter quasiparticles in atomically thin materials. This is also the first successful test of... more

In 2 breakthroughs in the realm of photonics, researchers are reporting the successful demonstration of an LED (light-emitting diode) based on half-light half-matter quasiparticles in atomically thin materials. This is also the first successful... more

In two breakthroughs in the realm of photonics, City College of New York graduate researchers are reporting the successful demonstration of an LED (light-emitting diode) based on half-light half-matter quasiparticles in atomically thin materials.... more

It measures up to 10 metres (32.5 feet) from snout to tail, has four stumpy legs and—most noticeable of all—boasts a jaw lined with scary, jagged teeth. more

In quantum physics, Rydberg excitons with high principal value can exhibit strong dipole-dipole interactions. However, polaritons (quasiparticles) with an excitonic constituent in an excited... more

Break any bone in the human body, and the body can repair the tissue and fix the damage. Yet tooth enamel—the strongest... more

Mount Sinai researchers have identified elemental signatures in baby teeth that are unique to attention-deficit/hyperactivity disorder, autism spectrum disorder, and... more

Oral health is a critical component to overall health for all ages, but according to dental and medical experts from UConn Health, vigilance is especially critical... more

Oral health is a critical component to overall health for all ages, but according to dental and medical experts, vigilance is especially critical for the elderly. more

Piranhas and their herbivorous cousins pacus have distinctive teeth used to tear through tough food. A recent paper by Matthew Kolmann, a postdoctoral fellow in the Columbian College of Arts and Sciences Department of... more

Fermilab scientists and engineers have achieved a landmark result in an ongoing effort to design and build compact, portable particle accelerators. Our group successfully demonstrated a new, efficient way to cool superconducting accelerator components,... more

One of the most recent threats to California's environment has webbed feet, white whiskers, shaggy fur and orange buck teeth that could be mistaken for carrots. more

John Wiley and Sons Inc. announced today its selection by the American Dental Education Association to publish its esteemed journal, the Journal of Dental Education. more

An evolutionary biologist has spent more than three decades studying the skulls of many species of large carnivores -- including wolves, lions and tigers -- that lived from 50,000 years ago to... more

UCLA evolutionary biologist Blaire Van Valkenburgh has spent more than three decades studying the skulls of many species of large carnivores—including wolves, lions and tigers— that lived from 50,000 years ago to the present.... more

Rauisuchians — predatory crocodile-like creatures that lived during the Triassic period, some 210 million years ago — preyed on early herbivorous dinosaurs... more

Mosasaurs were true sea monsters of late Cretaceous seas. These marine lizards—related to modern snakes and monitor lizards—grew as long as fifty feet, flashed two rows of sharp teeth, and shredded their victims with enormous, powerful... more

A recent Rutgers study identified factors that may put people who responded to the 9/11 terrorist attacks at the World Trade Center at increased risk for... more

Mosasaurs were true sea monsters of late Cretaceous seas. These marine lizards -- related to modern snakes and monitor lizards -- grew as long as fifty feet, flashed two rows of sharp teeth, and shredded their... more