It is commonly used to rate the brightness of a data projector. An ANSI lumen rating uses an average of several measurements taken across the face of the light source. A small room typically ...

Lumen has offloaded its ILEC business in 20 states to Apollo-owned Brightspeed in a deal that the carrier hopes will give it the financial fortitude to go after its multifaceted enterprise growth ...

Lumen Technologies, Inc.’s LUMN shares have surged 175.8% in the past year, outpacing the S&P 500 composite and the Technology Services industry’s growth of 15.1% and 45.1%, respectively.