No, you’re right… some don’t openly oppose gay rights. Yet. They’re merely xenophobic racists.
Linguist Ruth Wodak has stated that the populist parties rising across Europe do so for different reasons in different countries. In an article published in March 2014, she divided these political parties into four groups: “parties [which] gain support via an ambivalent relationship with fascist and Nazi pasts” (in, e.g., Austria, Hungary, Italy, Romania, and France), parties which “focus primarily on a perceived threat from Islam” (in, e.g., the Netherlands, Denmark, Poland, Sweden, and Switzerland), parties which “restrict their propaganda to a perceived threat to their national identities from ethnic minorities” (in, e.g., Hungary, Greece, Italy, and the United Kingdom), and parties which “endorse a fundamentalist Christian conservative-reactionary agenda” (in, e.g., Poland, Romania, and Bulgaria).[8] According to The Economist, the main attraction of far-right parties in the Scandinavian countries is the perception that their national culture is under threat.
https://en.m.wikipedia.org/wiki/List_of_active_nationalist_parties_in_Europe#:~:text=Right-wing or far-right,Democrats)%20and%20in%20Serbia%20(United
What do you mean by you don’t understand science? Like you don’t understand the process by which scientific knowledge is aquired? Or you don’t understand the mechanisms behind things like biology or physics? Or something else?