A robotics specialist, he animated puppets and dolls for displays worldwide. His “Toyland,” with a two-story-high Santa, drew ...

Learn about our editorial policies Decision trees are major components of finance, philosophy, and decision analysis in university classes. Yet, many students and graduates fail to understand ...

Each year, the Rockefeller Center Christmas Tree gets a new life after leaving Rockefeller Plaza. The wood from the tree goes to Habitat for Humanity and is used to help build and improve homes ...

Australia's first durable artificial heart implant has been hailed a success after the recipient became the world's first person to be discharged from hospital with the high-tech device.

Her Elkton, Maryland, home was built with lumber cut from a former Rockefeller Center Christmas tree — which was processed into lumber and given to a charity group after delighting Manhattan ...