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