Dark Matter –“May Be Older Than the Big Bang”

  “We do not know what dark matter is, but if it has anything to do with any scalar particles, it may be older than the Big Bang,” says astrophysicist Tommi Tenkanen at the Johns Hopkins University, who was not part of a 2019 University of Tokyo study that proposed the axion as a candidate … Continue reading Dark Matter –“May Be Older Than the Big Bang”