A tie-in to the two-season series Gravity Falls, The Book of Bill delves into Bill Cipher's origins and where he landed after the show's finale.

The covers for The Book of Bill, the upcoming Gravity Falls tie-in book, throws things back to the original animated series from Alex Hirsch.

Alex Hirsch talks about Bill Cipher, Summerween, Gravity Falls, and which character deserves a 50 Shades of Gray-style spinoff. The Book of Bill is out now.

Bill Gates is backing a new online climate news publication called Cipher that is slated to start publishing on Sept. 29. The Cipher news site is being ...

The town of Gravity Falls, Oregon, may be fictional, but many fans were left wondering something: Was the Bill Cipher statue real, and was this one last mystery for the fandom to solve?

Gravity Falls’ big villain, Bill Cipher, is getting his own book written by series creator, Alex Hirsch. And it’s for older readers! Out in July.

Where is the Bill Cipher statue? After a massive scavenger hunt, the location of the statue from Gravity Falls season 3 was revealed in Oregon.

The online publication, backed by Bill Gates and led by Amy Harder, will focus on the solutions needed to reach zero greenhouse gas emissions by 2050.