Hey there,

I am really sorry for the delay of this reply as it is a weekend for us here.

1) Change to title

You can override this language constant translation from backend > extensions > language > override , you can refer on our documentation here : https://stackideas.com/docs/easyblog/administrators/how-tos/how-to-create-language-string-override

COM_EASYBLOG_RECENT_NEWS

2) Change the fontsize of this article header, now its far to big and words are invisible.

You can apply this following custom css into your site backend > Easyblog > theme > custom css

body #eb .eb-mag-container .eb-mag-post-title {

     font-size: 18px;

}