Top Tier gasoline was developed in 2004 to go beyond the minimum standard for detergent additives to better protect increasingly sophisticated engines from carbon buildup and deposits on the intake valves, which can result in a rough idle, acceleration hesitation, knocking/pinging, and reduced fuel economy. Over the past 20 years, engines have become far more precise,…
But there has been negative news about gas ranges. Outside studies and CR’s own testing have found that cooking on a gas stove may produce byproducts that are bad for the environment and can pose risks to the respiratory health of certain vulnerable people. While research is ongoing, one thing is clear: Ventilation is critical…
The company has said that Tesla owners will eventually be able to transform their own cars into self-driving taxis that can collect fares while they’re not being used. But the company released no timeline Sunday for that plan. Tesla’s driver assistance technology has been the subject of federal safety probes, two recalls, and customer complaints…
One notable change over the previous Cherokee is in its increased interior space. Jeep claims the new Cherokee has 30 percent more cargo capacity than the last model. Every Cherokee features a pair of full-color displays on the dashboard: a 10.25-inch driver’s information display behind the wheel and a centrally located 12.3-inch infotainment touchscreen. Climate…
Advanced Machine Intelligence (AMI), a new Paris-based startup cofounded by Meta’s former chief AI scientist Yann LeCun, announced Monday it has raised more than $1 billion to develop AI world models. LeCun argues that most human reasoning is grounded in the physical world, not language, and that AI world models are necessary to develop true…
I also spoke to John Gallucci, a licensed physical therapist and athletic trainer who specializes in treating symptoms from poor office posture, and he confirmed much of what Egbert said. Closed case, right? Well, it’s certainly not just marketing speak so that office chair manufacturers can charge you extra. But there are some important factors…
Here are a few shopping suggestions to keep in mind. • Make sure you can return or exchange the soundbar even if you listen to it in a store before buying it. Soundbars may sound very different in your home. • Determine how many channels of sound you want. To simply enhance your TV sound,…
You can achieve excellent oral hygiene with either a manual or an electric toothbrush, according to Tricia Quartey, DMD, a dentist in Brooklyn, N.Y., and a spokesperson for the American Dental Association. Your technique matters more. “It’s in the brusher, not the toothbrush,” she says. But if you have dexterity limitations, an electric toothbrush may…
Elon Musk had a question: “Does anybody have any experience with first principles analysis?” He was speaking to a room full of kids, many of whom knew Musk as the CEO of companies that made rockets and cool-looking cars—and as the founder of Ad Astra, the microschool they attended in his Bel Air mansion, per…
One of the biggest TV stories of the year is the arrival of RGB Mini LED TVs from Hisense, LG, and Samsung. These LCD sets use thousands of tiny red, green, and blue LEDs in the backlight to create color directly, rather than relying on a white or blue backlight with color filters. Like other…