The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Designed to accelerate advances in medicine and other fields, the tech giant’s quantum algorithm runs 13,000 times as fast as software written for a traditional supercomputer. A quantum computer at ...

Sarah Ruden is a translator, a writer, and a scholar of the ancient world. In her new book, Perpetua (Yale University Press), Ruden offers both a portrait of the ancient martyr and a new translation ...

A website announces, “Free celebrity wallpaper!” You browse the images. There’s Selena Gomez, Rihanna and Timothée Chalamet—but you settle on Taylor Swift. Her hair is doing that wind-machine thing ...

Internet infrastructure company Cloudflare said it recently blocked the largest recorded volumetric distributed denial-of-service (DDoS) attack, which peaked at 11.5 terabits per second (Tbps). In ...

The MarketWatch News Department was not involved in the creation of this content. A new national study finds that computer ownership is more important than in-home internet access for meaningful ...

Use the following fixes if your Windows computer crashes when plugging in a second monitor: Use another port of cable: Plug the cable connecting your monitor to your PC into another available port. If ...

LNG charter rates rose at the end of June after experiencing weak and fluctuating rate conditions in the first six months of the year, but have since fallen back, and brokers say the market conditions ...

Images of a smiling President Trump popped up on some screens, although they could not be conclusively linked to the episode. By Sharon Otterman A potential cyberattack continued for a second day to ...

Written for you by our author Bob Yirka, edited by Lisa Lock, and fact-checked and reviewed by Robert Egan —this article is the result of careful human work. We rely on readers like you to keep ...