You can research many different things in RimWorld, from Colored Lights to Cryosleep Caskets. To do any researching whatsoever, you must have a Simple Research Bench or a High-Tech Research Bench, and a colonist who is allowed and capable to do research.
Researchable things:
- Devilstrand
- Hydroponics
- Microelectronics Basics
- Shipbuilding Basics ***
- Cryosleep Caskets ***
- Ship Cryosleep Caskets * **
* Requires the High-Tech Research Bench
** Requires the Microanalyzer
*** Unknown requirements