If your company's computer clocks aren't in sync, forensics, backups, and much more can suffer. Simson Garfinkel on getting the time right. Is the clock on every computer system in your organization ...

In U.S. banking, more than in most other lines of business, computers have freed employees from considerable drudgery by taking over routine paperwork and bookkeeping. Now the machines will begin to ...

Researchers have developed an algorithm to simulate returning a particle briefly to the past. The results suggest new paths for exploring the backward flow of time in quantum systems. They also open ...