U.S. National Aeronautics and Space Administration (NASA) holds a public meeting of its independent study team on categorizing and evaluating data of unidentified anomalous phenomena (UAP), events observed in the sky that cannot be identified as aircraft or as known natural phenomena, at 10:30 a.m. ET on May 31, followed by a media teleconference with NASA Science Mission Directorate Research Deputy Associate Administrator Dan Evans and NASA UAP Independent Study Team President David Spergel.