I got a little curious and researched about what you had told me.
I got interested in what you had said to me and did some research about it.
I curiously researched about it.
使えます 興味津々そうに
curious 「興味津々に」
気になって、、、は
I got a little curious and 。。。
調べた、は
did some research about it それについて調べた
researched about it それを調べた
と言います。
ご参考になれば幸いです。
I was curious about what you said about XX, so I looked into it in more detail.
この場合、次のような言い方ができますよ。
ーI was curious about what you said about XX, so I looked into it in more detail.
「あなたがXXについて言っていたことが気になったので、詳しく調べてみました」
to be curious about ... で「…について気になる」
to look into ... in more detail で「…をより詳しく調べる」
ご参考まで！
日本 
カナダ 
