The satellite signal was subtle but persistent. A decade of observations suggested that part of the Livingston Dam — a ...

Researchers detected subtle shifts in the height of all 41 structures they studied in 13 states and Puerto Rico.

Hayes Marsh in Beaver Brook State Park was created by a six-decade-old dam that the state wants to remove before it fails. Credit: NH State Parks / Courtesy A 300-foot-long earthen dam in Bear Brook ...

Robotics research and spin-off companies has been a constant in Pittsburgh, but getting the companies to grow locally has ...