Learn how a single JavaScript Date() timezone mistake silently corrupts web apps and how to fix timestamp bugs in JS, Python, ...

Over the last several years, Apple has dramatically improved how it handles lithium-ion battery charging in iPhones, iPads, Macs, and Apple Watches. Across multiple system releases, the company moved ...

What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

The deportation of a Guatemalan mother and daughter who were detained before boarding a flight raises new questions about how the Trump administration is using government databases for immigration ...

Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression using JavaScript. Linear regression is the simplest machine learning technique to predict a single numeric value, ...

When Jared Hewitt’s co-worker claimed last winter that Hewitt used AI to write an incident report, she did it publicly. “And I work at a day care, so she was berating me in front of children,” he says ...

[Maximilian Milovidov is a freshman at Columbia University and a member of TikTok's Youth Council. He used a large language model to edit this essay for length and a human to edit for content. This ...

A new study finds that certain patterns of AI use are driving cognitive fatigue, while others can help reduce burnout. by Julie Bedard, Matthew Kropp, Megan Hsu, Olivia T. Karaman, Jason Hawes and ...

Most AI training teaches you how to get outputs. Write a better prompt. Refine your query. Generate content faster. This approach treats AI as a productivity tool and measures success by speed. It ...

Antibiotic resistance is often framed as a hospital problem, but a growing body of evidence shows that rivers, soils, wastewater, and other natural environments are quietly becoming major reservoirs ...

People who interact with chatbots for emotional support or other personal reasons are likelier to report symptoms of depression or anxiety, a new study finds. Subscribe to read this story ad-free Get ...

The percentage of teachers who are using artificial intelligence-driven tools in their classrooms nearly doubled between 2023 and 2025, according to data from the EdWeek Research Center. In 2023, a ...