curious about  -  If your are ＾curious￣, then it means that you want to know something.  Something is interesting to you so you want to know more about it.  If I want to know more about you, then I am curious about you.  If sports are interesting to me and I want to know more about them, then I am curious about sports.

I¨m curious about stars, planets and even aliens.  Really, I¨m curious about space.

I¨m curious about movie stars.