Native Americans in the United States region and generation, with many older Native Americans self-identifying as "Indians" or "American Indians", while younger Native Americans often identify as "Indigenous" or "Aboriginal". The term "Native American" has not traditionally included Native Hawaiians or certain Alaskan Natives, such as Aleut, Yup'ik, or Inuit peoples. By comparison, the indigenous peoples of Canada are generally known as First Nations. It is not definitively known how or when the Native Americans first settled the Americas and the present-day United States. The prevailing theory proposes that people migrated from Eurasia across Beringia, a land bridge that connected Siberia to present-day Alaska during the
Chinese Americans the graduate students. Chinese international students tend to gravitate towards technical and scientific majors that involve heavy use of mathematics, engineering and the natural sciences. 27.5% of international Chinese students study business management, finance, or economics, 19.2% study engineering, 11.5% study the life sciences and 10.6% study math or computer science. Largely driven by educational immigration, among American PhD recipients in fields related to science and engineering, 25% of the recipients are ethnic Chinese. According to the Pew Research Center in 2015, 54% of Chinese Americans had a bachelor's degree or more. 27% of all Chinese Americans, aged over 25,