Cold War-era physicist James E. McDonald argued that UFOs represented the most urgent scientific problem in history. Today’s Neil deGrasse Tyson is ‘fine’ with taking a pass.
Astrophysicist and science popularizer Neil deGrasse Tyson (left) takes a pass on UFO studies; physicist James E. McDonald got down in the weeds and came to believe that an extraterrestrial hypothesis was reasonable and should be pursued by other scientists. [Photo illustration by Bryce Zabel]
