Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

The variety of fitness trackers means there is something for everyone. Some devices may be particularly useful for specific areas — for sleep tracking, for example, you can't beat an unobtrusive ...

The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US The U.S. Postal Service has already shipped more ...

The government said the rules were needed to prevent theft and other crime. Its opponents and privacy activists regard the app as a tool of mass surveillance. By Alex Travelli and Pragati K.B.

Abstract: Because of the different start times and the different update periods of local sensors, asynchronous measurements are ubiquitous in multisensor fusion systems. Therefore, it is urgent to ...

Losing your phone can leave you in panic mode, especially when the battery dies. The good news is that both Apple and Android offer built-in tools that help you track a missing device even when it is ...