learn about something **
learn of something

What if they should learn of the thing she was?

Perhaps I had much to learn of those about me.

And for my part, I would learn of you also.

Only later did the family learn of the friend's death.

The article was the first time the public learned of any problem.

In fact, many service members first learned of the change from the press, not military leaders.

The council would learn of his decision along with everyone else.

Both things had happened in public: the man would learn of them if he wanted to.

"I would learn of the good cause he has to be here."

She was the 21st person to learn of the President's disease.