find out
With or without an object
Discover a fact or learn something new
I found out the truth yesterday.
Usage
Often followed by 'about' or a question word: find out about the course, find out what happened.
With or without an object
It can be used with no object, and it can also take one. With an object it is usually separable: turn the volume up, turn it up.
The particle: out
This verb belongs to the group ‘finding an answer’.
Others in the group: work out, figure out.
Practise it
Add it to your daily practice or see every verb with out.
Further reading: find out on Wiktionary (CC BY-SA).