Source- https://translate.googleusercontent.com/translate_c?depth=1&hl=en&prev=search&rurl=translate.google.com&sl=sr&sp=nmt1&u=http://plavi.bigforumpro.com/t107-zanimljivosti-iz-svijeta-nauke&usg=ALkJrhgLMWnJEqt53QxPF_xxnN6PXhwjMw#3780

This person seems to be plagiarizing the large majority of their articles, I cant find the exact source but it was clearly copied/rewritten from the source above

Not indicating that the content you copy/paste is not your original work could be seen as plagiarism.