Yep, même is not the correct spelling (spelled like that it just means “same”)
Mème can be acceptable but is actually not accepted as the correct spelling by a good portion of the community
Most accepted spelling is meme
Btw, it generally is a masculine noun, so it would be “un* meme scientifique”
Edit : Merci d’avoir corrigé ton commentaire 😌 Désolé pour mon commentaire original