Julia Dahl's novel, Invisible City (Minotaur, 2014), a mystery in which a journalist investigates the murder of a Hasidic woman, has been optioned for TV by Toni Collette's Vocab Films and Radical Media. (Deadline Hollywood)

Universal Cable Productions (UCP) has announced a series of projects, including the option of The Raven Cycle by Maggie Stiefvater for Syfy. (The first book in the series, The Raven Boys, was published by Scholastic Press in 2012.) The four books in the YA cycle follow a girl named Blue who teams up with four male classmates at her rural Virginia school to locate a line of energy that could lead to a reward. Catherine Hardwicke (Twilight) is attached as executive producer. (Variety)

UCP is also adapting Kurt Vonnegut's Sirens of Titan, about one of the wealthiest men in America, circa 2022. (Variety)

A third project Variety is reporting that UCP has lined up is a TV adaptation of Hugh Howey's self-published novel Sand for Syfy. The book is set in a post-apocalyptic world that has been devastated by various ecological disasters. Howey has been tapped as one of the project's executive producers. (Variety)

The final project UCP has in the works is an adaptation of the Hugo Award-winner Lord of Light by Roger Zelazny. The novel, originally published in 1967 by Doubleday (and currently available in a reprint edition from Harper Voyager), is set in a world where humans have repopulated a new planet. There, disparities in technological advances have allowed a handful of people to emerge as a powerful ruling class. (Variety)

Six Four by Hideo Yokoyama (Farrar, Straus and Giroux, Feb.), about a policeman searching for his missing daughter while investigating a kidnapping case, has been optioned by House Productions. (Publishers Marketplace)

Chernin Entertainment and 20th Century Fox have optioned the thriller The Marriage Pact by Michelle Richmond (Bantam, July), about a couple that joins a secretive group called The Pact. (Hollywood Reporter)

The Walk (Five Star, 2004) by Lee Goldberg has been optioned by producers Paul Hanson, John Baca, and George Paige. The book is about a man's walk home after an earthquake destroys Los Angeles. (Pub Mktplc)