Real estate magnate Joseph Chetrit, developer Joseph Moinian and Skokie-based American Landmark Properties bought the tower ...

Bruce Graham, the architect of Chicago’s twin skyline icons — the Willis (formerly Sears) Tower and the John Hancock Center — died Saturday at his home in Florida, family members said rtoday.

Google Doodle Honors Sears Tower, Hancock Engineer Monday's Google Doodle celebrated the work and life of Chicago engineer Fazlur R. Khan Published April 3, 2017 • Updated on April 3, 2017 at 1: ...

In terms of architecture and engineering, the John Hancock Center is one of the most significant buildings—in size and in influence—in the Chicago skyline. Like Jordan and Pippen, Jake and ...

France-based Magnicity’s 360 Chicago is expanding its observation deck to include the 95th and 96th floors of 875 North Michigan Avenue.

Flickr/Michael Kappel Chicago’s history is reflected in its architecture. Each building has a tale to tell and in some cases, ...

It was Khan who came up with the X-bracing on the outside of the trapezoidal tower, which eliminated the need for interior columns. John Hancock Building, Chicago, Illinois, USA, 1972.

Take a flight high above the breathtaking Chicago skyline with this stunning drone footage. Marvel at the towering skyscrapers, including the Willis Tower and John Hancock Center, as they rise ...

Discover SOM's ambitious redevelopment of the iconic John Hancock Center, transforming its 95th and 96th floors into a stunning observation deck.

For many, however, the Tower wasn’t just an entity of Sears, but rather something the entire city had a stake to from the moment it took its place on the Chicago skyline.