This is the 1361st most frequent Russian word.
интересно
Interesting; curious.
In this context, 'интересно' expresses a wondering or pondering about a situation.
Интересно, будет ли завтра солнечно.
I wonder if it will be sunny tomorrow.
Here, 'интересно' means being curious or inquisitive about a subject.
Мне интересно узнать о культуре других стран.
I am curious to learn about the culture of other countries.
'Интересно' is used here as an adverb describing the manner in which the action was performed.