Here is the full list of all 10 Polarity achievements. It takes around 5-6 hours to unlock all of the achievements on Windows.
Complete all the bonus levels.
Finish the cooperative campaign.
Finish your first Cooperative level.
Complete the single player campaign
Collected all 111 Data Fragments.
Collected 60 Data Fragments.
Collected 30 Data Fragments
Destroy 10 Cubes.
Use 10 Jump Pads in any mode.
Die for the first time.