Xfinity and AT&T are both large internet providers with coverage available across the country. Compare AT&T and Xfinity ...

PHILADELPHIA (AP) — High above the city in Philadelphia's tallest skyscraper, NASCAR's potential future zooms into focus on a 140-inch screen. It's also just as clear on a mobile device. There ...

Ookla Research Says Xfinity Mobile Speeds Have Increased 150% in Washington As the internet becomes more critical for communication, business, and entertainment, having… Continue reading ...