Can you write a blog about lyrics?

can you make a blog and put lyrics? Iwant to know if the is legal for someone to make a blog and right lyrics of diffrent songs..can you do the or you cant because the artics have the rights of the song? Idk anythin bout copyrights or whtevah the thingz are bt doesz any one know if the is possible to do..also like put google adsense...also can you put a youtube video on ur blog or you have to ask for permission to the owner or how those tht work?