Quantum computer research is advancing at a rapid pace. Today's devices, however, still have significant limitations: For example, the length of a quantum computation is severely limited—that is, the ...

The editorial board is a group of opinion journalists whose views are informed by expertise, research, debate and certain longstanding values. It is separate from the newsroom. Thirteen years ago, no ...

Henry Yuen is developing a new mathematical language to describe problems whose inputs and outputs aren’t ordinary numbers.

This WSJ video investigation reveals how the video-centric social network is so good at figuring out interests you never expressly tell it.

Finding something new to watch on Netflix is hard enough when the home screen always suggests the same popular titles. But what would you say if there was a way to make finding new and exciting things ...

Chronic inflammation happens when your immune response stays active for months or years. This can quietly damage healthy tissues and organs over time. Common symptoms include fatigue, body pain, mood ...

Acesulfame potassium is an artificial sweetener (also known as Ace-K). Artificial sweeteners have been controversial because of possible health risks. But some of these sugar substitutes offer you a ...