Enamel, the tough outer covering of a tooth, is the hardest substance in the human body. It is also notoriously difficult to replicate artificially. Throughout history, dentists have repaired damaged and decayed teeth with everything from beeswax to mercury composites to modern ceramic- or resin-based materials. But they might soon have a synthetic option that … Read more
The phrase “It’s not rocket science” is commonly used to describe tasks that aren’t difficult or complicated. But are rocket scientists really smarter than everyone else? That was a vital question that researchers sought to answer in a new study published in the annual light-hearted Christmas issue of the high-profile medical journal BMJ; the study … Read more
You might be surprised.
The dominant approach to building more advanced artificial intelligences is simply to scale up their computing power, but AI firm DeepMind says we are reaching a point of diminishing returns Technology 8 December 2021 By Matthew Sparkes Training large artificial intelligences requires a lot of computing power sefa ozel/Getty Images DeepMind says that teaching machines … Read more