Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Battered but unbeaten (10)	Collide with danre 100 times.
Comprehension (10)	Obtain 10x bonus score from research items.
Deep thought (10)	Obtain 50x bonus score. You know the answer to life, the universe, and everything. Too bad you're trapped.
Electric knockout (10)	Shocked by sarxe 25 times.
Enlightenment (10)	Obtain 25x bonus score from research items.
Fast and faster (14)	Use accelerator 20 times.
Fortified (10)	Use shield once.
Inner peace (14)	Complete all story levels.
Invincible (10)	Use shield 25 times.
Learning (10)	Obtain 5x bonus score from research items.
Oooh, shiny! (10)	Obtained a research item for the first time.
Phenomenon (10)	Survive for 480 seconds in endless.
Pierced (10)	Struck by kansa for the first time.
Pincushion (14)	Struck by kansa 15 times.
RePulsar (14)	Use repulsor 15 times.
Repulsive (10)	Use repulsor once.
Shocked (10)	Shocked by a sarxe for the first time.
Speedy (10)	Use accelerator once.
Survivor (14)	Survive for 120 seconds in endless.
Tenacious (10)	Survive for 300 seconds in endless.
Where'd that come from? (10)	Hit by danre for the first time.