If you follow the link, you will see numerous stories which, if you read them, back up this fact. So no, the people who call themselves "indigenous" are no more indigenous than anyone else who just happened to be born here.
Wrong again. I did follow the link. I read a bunch of articles that stated America could have been populated by people from almost anywhere on earth, or possibly some extraterrestrial locations.
Can you tell me which one convinced you the Australian aboriginals got here first?