Patients with lymph node ratio greater than 10 percent had about 2.5 times greater risk of cancer recurrence and 2.7 times greater... more

A new study could help states that will soon expand Medicaid, or may add a work requirement, understand... more

We report on the first Earth-scale quantum sensor network based on optical atomic clocks aimed at dark matter (DM) detection.... more

Five years after diagnosis, only 40 percent of patients with locally-advanced oral cavity cancer will still be alive. The question is who is likely... more

Rebekah Charney, a postdoctoral researcher in the School of Medicine at the University of California, Riverside, has been awarded the prestigious Ruth L. Kirschstein... more

Postmenopausal women who have experienced loss of all teeth are at higher risk of developing high blood pressure, according to a recent... more

A new study has found a possible explanation why girls are attaining puberty earlier. The study titled, 'Association of phthalates, parabens and phenols found in personal... more

Sharks that use a whip-like tail to stun their prey, rays with saws on their faces, and river... more

Scientists from the European project Laser4Surf are currently developing a multi-beam optical module to treat the metallic surfaces of dental implants to achieve the best cell adhesion and antibacterial properties. "Surface treatment allows either a bigger... more

A clean and precise technology based on ultra-short pulse laser aims to treat the surfaces of titanium or stainless steel implants to ensure a... more

A study indicates that postmenopausal women who experience tooth loss are at higher risk of developing high blood pressure. more

Sharks that use a whip-like tail to stun their prey, rays with saws on their faces, and river... more

Scientists are painting the clearest picture yet of what life may have been like for Neanderthals living in Southern France some 250,000 years ago, and to... more

A new study in the American Journal of Hypertension indicates that postmenopausal women who have experienced tooth loss are at higher risk of developing... more

Girls exposed to chemicals commonly found in toothpaste, makeup, soap and other personal care products before birth may hit puberty earlier, according... more

A study reported in Current Biology on November 29 describes a 33-million-year-old fossil whale named Maiabalaena, which means "mother whale." The ancient whale from Oregon is... more

A team of U.S. paleontologists has described a remarkable new species of whale that lived about 33 million years ago... more

So far, laser control of solids has been mainly discussed in the context of strong classical nonlinear light-matter coupling in a pump-probe framework. Here, we propose... more

Rivaling the evolution of feathers in dinosaurs, one of the most extraordinary transformations in the history of life was the evolution of baleen -- rows of... more

Rivaling the evolution of feathers in dinosaurs, one of the most extraordinary transformations in the history of life was the evolution of baleen—rows of flexible hair-like... more

The Cygnus Loop (also known as the Veil Nebula) is a supernova remnant, the detritus of the explosive death of a massive star about ten to twenty thousand years ago. Detailed modeling of its spectacular filamentary shape suggests that the... more

Dental dams are a way of preventing the spread of sexually transmitted infections during oral sex. Learn about how to use them here. more

Licorice root may offer potential health benefits, such as fighting infection, preventing tooth decay, and relieving stomach discomfort. Learn more about the possible benefits of licorice root here. more

Licorice root may offer potential health benefits, such as fighting infection, preventing tooth decay, and relieving stomach discomfort. Learn more about the possible benefits of licorice root here. more

As professional divers complete what's known as a rip dive, their hands remove water in front of the body, creating a cavity that reduces the initial impact force. The rest of the body is... more

Scientists from Japanese institutions among Tokyo University of Agriculture and Technology (TUAT), Picchio Wildlife Research Center, National Agriculture and Food... more

A paleontologist returns to her lab from a summer dig and sets up a study comparing tooth length in two dinosaur species.... more

Scientists from Japanese institutions among Tokyo University of Agriculture and Technology (TUAT), Picchio Wildlife Research Center, National Agriculture... more

Elizabeth Sibert is rewriting the story of how the asteroid impact that killed off the dinosaurs affected fish, and she's doing it one tooth at a... more

Over 90% of malign tumors in the head and neck are originated from carcinomas of squamous cells that appear in superficial areas of the... more

The extinct Jamaican monkey X. mcgregori mcgregori acted like a sloth and had hardly any teeth. It may have been a seafaring hero. more

A team led by UC Davis researchers have come up with a new way to estimate the biological sex of human skeletal... more

Researchers have come up with a new way to estimate the biological sex of human skeletal remains based on protein traces from... more