Sia is a songwriting secret weapon. The 47-year-old Australian-born artist has written some of the most popular pop songs on the planet.

Sia has unveiled an irresistible new song, “Incredible,” featuring fellow hit-maker and frequent collaborator Labrinth. The song follows “Dance Alone,” featuring Kylie, which was released ...

Sia and Kylie Minogue are collaborating again for the first time in almost 10 years with their new song, "Dance Alone." But wait, there's more -- Sia also announced a new album, Reasonable Woman.

1. “Pretty Hurts,”Beyonce: Contemporary music’s top singer and songwriter — Beyonce and Sia — join forces to create a song that is heavy, deeply felt, emotional — but most important ...

Today, Sia released the video for her song “The Greatest.” It stars Maddie Ziegler (who also appears in the videos for “Chandelier” and several other Sia songs) and includes 48 other ...

Sia has helped write more hit songs with big-name artists than you might imagine. Here are four songs you didn't know Sia wrote.