Welcome to Lumen—the trusted network for AI. Explore our leading enterprise technology solutions for Networking, Security, Edge Cloud, Collaboration, SASE, DDoS and Managed …

The lumen (symbol: lm) is the SI unit of luminous flux, which quantifies the perceived power of visible light emitted by a source. Luminous flux differs from power (radiant flux), which …

Lumen is the world’s first portable device to measure track and analyze your metabolism. See if your body is using fats or carbs for fuel in a single breath.

The lumen is a measure of "luminous flux;" a standard 100-watt lightbulb gives off 1500–1700 lumens. Luminous flux indicates how much light is actually perceived by the human eye.

Find the latest Lumen Technologies, Inc. (LUMN) stock quote, history, news and other vital information to help you with your stock trading and investing.

We digitally connect people, data and applications – quickly, securely and effortlessly. Everything we do at Lumen takes advantage of our network strength. From metro connectivity to long-haul...

Lumen is a global communications services provider that ignites business growth by connecting people, data and apps—quickly, securely and effortlessly.

Explore high-speed enterprise-grade internet connectivity solutions from Lumen. Choose from dedicated, on-demand and high-bandwidth options.

3 days ago · Lumen is pivoting from a telecom company to an artificial intelligence (AI) infrastructure provider. A heavy debt load is restricting Lumen's ability to invest in other …

Explore global Lumen locations. See addresses and telephone numbers for our headquarters and locations around the world to find support, service and more.