Shapeshifting microrobots can brush and floss teeth
A shapeshifting robotic microswarm may one day act as a toothbrush, rinse, and dental floss in one. The technology, developed by a multidisciplinary team at the University of Pennsylvania, is poised to offer a new and automated way to perform the mun.....»»
Large sharks may be hunting each other—and scientists know because of a swallowed tracking tag
Who killed the pregnant porbeagle? In a marine science version of the game Cluedo, researchers from the US have now accused a larger shark, with its deciduous triangular teeth, in the open sea southwest of Bermuda. This scientific whodunnit is publis.....»»
Fiery Tesla Semi crash in California draws NTSB probe
The Tesla Semi ran off the road on Interstate 80 near Emigrant Gap, Calif., around 3 a.m. Aug. 19. No one was injured, but the vehicle caught fire and ignited nearby brush, closing the freeway in both directions for several hours......»»
Australia"s nature is in deep crisis. These three easy steps could give new environmental laws teeth
The Albanese government's environmental reforms are likely to feature prominently on federal parliament's agenda this week. A Senate inquiry into the long-awaited reforms is due to deliver its findings on Monday. Meanwhile, the Coalition is reportedl.....»»
NASA Losing VIPER Rover Defangs the Science from Planned Moon Landings
A former space agency official argues that cutting a robotic explorer pulls the scientific teeth from the Artemis program.....»»
1Password: Digital back-to-school tips for safe browsing and better security
These back-to-school tips for safe browsing from 1Password and Digital Trends are helpful. Brush up on online safety and ensure your family does their part......»»
“AI toothbrushes” are coming for your teeth—and your data
App-connected toothbrushes bring new privacy concerns to the bathroom. Enlarge / Oclean's X Ultra, released in July, has optional Wi-Fi connectivity. (credit: Oclean) One of the most unlikely passengers on the AI gadgets.....»»
Komodo dragons have iron-coated teeth to rip apart their prey, researchers find
Scientists have discovered that the serrated edges of Komodo dragons' teeth are tipped with iron. Led by researchers from King's College London, the study gives new insight into how Komodo dragons keep their teeth razor-sharp and may provide clues to.....»»
Online sales of a wild bat sold as décor threaten species
A fiery orange bat, its wings folded and tiny teeth forever bared on its fuzzy face, is mounted inside a 6-inch, black coffin. Its retail price: $59. Or, for $140, you can get one framed with its black and orange wings spread, deliverable in two days.....»»
Astropad Studio 5.4 puts new Apple Pencil Pro features to work on iPad
Popular professional iPad drawing solution Astropad Studio is out today with a major update that takes advantage of the new Apple Pencil Pro features. Those include custom squeeze gestures, brush barrel rotation, and more. more….....»»
DNA analyses show the plague may have caused the downfall of Stone Age farmers
Ancient DNA from bones and teeth hints at a role of the plague in Stone Age population collapse. Contrary to previous beliefs, the plague may have diminished Europe's populations long before the major plague outbreaks of the Middle Ages, new research.....»»
The geometry of life: Physicists determine what controls biofilm growth
From plaque sticking to teeth to scum on a pond, biofilms can be found nearly everywhere. These colonies of bacteria grow on implanted medical devices, our skin, contact lenses, and in our guts and lungs. They can be found in sewers and drainage syst.....»»
Fossil places extinct saber-toothed cat on Texas coast
Important scientific finds don't always come in the biggest, buzziest packages. Sometimes new discoveries come in little ugly rocks. Such is the case of a 6-centimeter-wide, nondescript mass of bone and teeth that helped a scientist at The University.....»»
This Start-Up Wants You to Put Custom Bacteria on Your Teeth
Lumina Probiotic has said a genetically modified microbe could prevent cavities. Experts, though, have safety concerns.....»»
Desert locusts" jaws sharpen themselves, materials scientist discovers
Sharks lose teeth all their lives, replacing them in a kind of endless rotating Rolodex, while humans, of course, get only our two sets. Beavers' teeth, notoriously, grow all their lives and have to be worn down to prevent injury......»»
How saber-toothed tigers acquired their long upper canine teeth
An international team led by scientists from the University of Liège has investigated the evolutionary patterns behind the development of saber teeth, with some unexpected results along the way. Their study has been published in the journal Current.....»»
Is it a bird or a dinosaur? Fossils from Teylers Museum in Netherlands secretly visit UK"s synchrotron
The feathered limbs, sharp teeth and claws of the oldest known bird-like dinosaurs, the Archaeopteryx have fascinated naturalists and paleontologists including Charles Lyell and Charles Darwin who propelled the species to fame especially following pu.....»»
Scientists find ancient, endangered lamprey fish in Queensland, 1400 km north of its previous known range
The Australian brook lamprey (Mordacia praecox) is part of a group of primitive jawless fish. It's up to 15 cm long, with rows of sharp teeth. Surprisingly, it doesn't use these teeth to suck blood like most lamprey species—it's non-parasitic......»»
Do you need a dentist visit every 6 months? That filling? The data is weak
Getting evidence-based care may be like pulling teeth, researchers suggest. Enlarge (credit: Getty | Julian Stratenschulte) The field of dentistry is lagging on adopting evidence-based care and, as such, is rife with ove.....»»
Evidence suggests saber-toothed cats held onto their baby teeth to stabilize their sabers
California's state fossil—are familiar to anyone who has ever visited Los Angeles' La Brea Tar Pits, a sticky trap from which more than 2,000 saber-toothed cat skulls have been excavated over more than a century......»»
These giant, prehistoric salmon had tusk-like teeth
Oncorhynchus rastrosus, a giant species of salmon that lived in the North American Pacific Northwest a few million years ago, sported a pair of front teeth that projected out from the sides of its mouth like tusks, according to a study published Apri.....»»