The original version of this story appeared in Quanta Magazine. Calculus is a powerful mathematical tool. But for hundreds of years after its invention in the 17th century, it stood on a shaky foundation. Its core concepts were rooted in intuition and informal arguments, rather than precise, formal definitions. Two schools of thought emerged in
The General Services Administration, the agency that manages buildings owned by the federal government, is planning to shut down its entire network of electric vehicle chargers, according to a report in The Verge. The GSA reportedly operates a network of hundreds of EV chargers with a total of 8,000 plugs that can be used to
How we tested All seven of these headphones were hands-on tested by Mashable editors and writers, including past and current tech reporters, senior tech editors, as well as shopping reporters and editors. All of these headphones were chosen with the following criteria in mind: Comfort: As we mentioned above, active noise cancellation becomes much less
THIS ARTICLE IS republished from The Conversation under a Creative Commons license. Researchers at Microsoft have announced the creation of the first “topological qubits” in a device that stores information in an exotic state of matter, in what may be a significant breakthrough for quantum computing. At the same time, the researchers also published a
We’ve all been there. A favorite item is suddenly unavailable for purchase. Couldn’t the manufacturer have given you advance warning? Whether owing to low sales, changing habits, production costs, or even because something is a little wrong with your favorite product (shh), discontinued items are part of life. In a weekend piece, the New York
TL;DR: Live stream Pakistan vs. India in the 2025 ICC Champions Trophy for free from anywhere in the world with ExpressVPN. Almost every game from the 2025 ICC Champions Trophy is massive, but Pakistan vs. India is the biggest of the lot. It really doesn’t get any better than this rivarly between two cricketing behemoths.
Elon Musk is once again leaving his fingerprints on official communications from the federal government. In an email to staff Saturday afternoon, the Office of Personnel Management, which is stacked with Musk loyalists, told employees to send five bullet points detailing what they accomplished last week and cc their manager. “Failure to respond will be
The beauty of podcasting is that anyone can do it. It’s a rare medium that’s nearly as easy to make as it is to consume. And as such, no two people do it exactly the same way. There are a wealth of hardware and software solutions open to potential podcasters, so setups run the gamut
Oh hey there! If you’re here, it must be time for Wordle. As always, we’re serving up our daily hints and tips to help you figure out today’s answer. If you just want to be told today’s word, you can jump to the bottom of this article for today’s Wordle solution revealed. But if you’d
On Saturday, employees throughout the federal government received an email from the Office of Personnel Management (OPM), demanding a reply with “approx. 5 bullets of what you accomplished last week.” On X, Elon Musk posted that failure to respond “will be taken as a resignation.” The result? Confusion, chaos, and resentment among a federal workforce