The internet is now an essential household utility for many Americans, maybe even on the same footing as running water. It turns out the internet’s pipes can spring a leak, too. In the past three ...

Sunday’s inadvertent disruption of Google’s YouTube video service underscores a flaw in the Internet’s design that could some day lead to a serious security problem, according to networking experts.

Having trouble connecting to Wi-Fi on your laptop? It might be frustrating when you see “no connection” or “connection is interrupted” on your screens. We are highly dependent on the internet and ...