Everything You Need to Know About 4K HDR TVs

When you shop for a TV, you may see references to different kinds of HDR. There are several variations on the technology. It can be useful to understand these different HDR flavors, but if it’s more information than you want, don’t worry. TVs with any type of HDR can work well, depending on the specific…

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Should You Switch to Electric Lawn Equipment?

To be sure, newer lithium-ion batteries are developing rapidly, lasting far longer between charges. The amount of energy they put out relative to their volume—their “energy density”—has improved by a striking 9 percent annually between 2015 and 2023, says Simon Mui, an expert in battery technology who works for the Natural Resources Defense Council based…

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NYC’s Congestion Pricing Should Have Been the Future

On Wednesday, New York Governor Kathy Hochul shocked the state and the country when she announced she would indefinitely shelve New York City’s long-in-development congestion pricing scheme. The policy, in the works since 2007 and set to begin in just three weeks, was designed to relieve car traffic, curb road deaths, and send a billion…

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Roaring Kitty Is Playing With Fire

Gill did not face charges then, but this time could be different. The securities regulator for the state of Massachusetts has confirmed it is looking into Gill’s recent conduct, without providing specifics. It would appear that Gill is aware of the risk of provoking an SEC investigation. On May 16 he posted a clip of…

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How to Read Sunscreen Labels

To ensure the best sun protection, it’s important to know exactly what you’re getting when you pick up a bottle of sunscreen. “Much of what you see on the label is marketing, which can make it difficult to decode what’s truly meaningful,” says Joshua Zeichner, MD, director of cosmetic and clinical research in dermatology at…

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Our Favorite Supermarket Ice Creams

To find out, our experts blind-tasted seven store-brand vanilla ice creams as well as two famous brand-name ones: Breyers and Häagen-Dazs. Some of the ice creams we tested are billed as “premium,” like the Häagen-Dazs, Aldi, and Trader Joe’s products shown below. This means they usually contain less air and have a richer, denser texture…

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OpenAI Offers a Peek Inside the Guts of ChatGPT

ChatGPT developer OpenAI’s approach to building artificial intelligence came under fire this week from former employees who accuse the company of taking unnecessary risks with technology that could become harmful. Today OpenAI released a new research paper apparently aimed at showing it is serious about tackling AI risk by making its models more explainable. In…

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