News tagged with tooth filling

Form of Mercury in Older Dental Fillings Unlikely to be Toxic: Study

(PhysOrg.com) -- Amid the on-going controversy over the safety of mercury-containing dental fillings, a University of Saskatchewan research team has shed new light on how the chemical forms of mercury at the surface of fillings ...

Chemistry / Analytical Chemistry

created Nov 11, 2009 | popularity 4 / 5 (3) | comments 0




Search results for tooth filling


Three-toed horses reveal the secret of the Tibetan Plateau uplift

The Tibetan Plateau is the youngest and highest plateau on Earth, and its elevation reaches one-third of the height of the troposphere, with profound dynamic and thermal effects on atmospheric circulation ...

Other Sciences / Archaeology & Fossils

created Apr 24, 2012 | popularity 4 / 5 (1) | comments 1

Diversity aided mammals' survival over deep time

When it comes to adapting to climate change, diversity is the mammal's best defense.

Biology / Ecology

created Apr 23, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

New coating for hip implants could prevent premature failure

Every year, more than a million Americans receive an artificial hip or knee prosthesis. Such implants are designed to last many years, but in about 17 percent of patients who receive a total joint replacement, ...

Nanotechnology / Nanomaterials

created Apr 19, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Natural clothing with solar-power chargers being developed at Colorado State University

Colorado State University apparel design and production researchers and students are working to develop natural-fiber outdoor clothing that can charge MP3 devices, tablets, computers, GPS units and cell phones with built-in ...

Technology / Energy & Green Tech

created Apr 17, 2012 | popularity 5 / 5 (1) | comments 0

False killer whales use acoustic squint to target prey

Hunting in the ocean's murky depths, vision is of little use, so toothed whales and dolphins (odontocetes) rely on echolocation to locate tasty morsels with incredible precision. Laura Kloepper from the University of Hawaii ...

Biology / Plants & Animals

created Mar 22, 2012 | popularity not rated yet | comments 0

UA pursues links between worms and their bacteria

The NemaSym Research Coordination Network is an opportunity for scientists to collaborate on nematode research.

Biology / Cell & Microbiology

created Feb 21, 2012 | popularity not rated yet | comments 0

Silver nanoparticles trap mercury

(PhysOrg.com) -- Anyone who thinks amalgams are limited to tooth fillings is missing something: Amalgams, which are alloys of mercury and other metals, have been used for over 2500 years in the production ...

Nanotechnology / Nanomaterials

created Feb 16, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Materials that shrink when heated

One common reason that people with fillings experience toothache is that their fillings expand at a different rate to the original tooth when, for example, drinking a hot drink. Contrary to intuition, however, ...

Chemistry / Materials Science

created Feb 09, 2012 | popularity 5 / 5 (2) | comments 1

'Painless' plasma brush is becoming reality in dentistry, engineers say

University of Missouri engineers and their research collaborators at Nanova, Inc. are one step closer to a painless way to replace fillings. After favorable results in the lab, human clinical trials are underway ...

Physics / Plasma Physics

created Dec 20, 2011 | popularity 4.9 / 5 (19) | comments 8

Teeth study shows big dinosaurs trekked for food

What did giant plant-munching dinosaurs do when they couldn't find enough to eat in the parched American West? They hit the road. An analysis of fossilized teeth adds further evidence that the long-necked ...

Other Sciences / Archaeology & Fossils

created Oct 26, 2011 | popularity 5 / 5 (2) | comments 0


List of search results for tooth filling