U.S. technology firms such as IBM, Dell and Cisco largely designed and built China’s surveillance state, an AP investigation finds. The tech companies deny wrongdoing.

On Feb. 10, on the third floor of the Social Security Administration’s Baltimore-area headquarters, Leland Dudek unfurled a 4-foot-wide roll of paper that extended to 20 feet in length. It was a ...

Here’s a quick look at how it works: Scaling Up: When demand increases, more resources are automatically added. Scaling Down: ...