04.05.1989 (35 лет) (Kauai, Hawaii, U.S.)
Dianna Leilani Cowern (born May 4, 1989) is an American science communicator. She is a YouTuber; she uploads videos to her YouTube channel Physics Girl explaining various physical phenomena. She worked in partnership with the PBS Digital Studios from 2015 until 2020, when she discontinued her partnership. She has collaborations with other YouTube personalities, including fellow science communicator Derek Muller of the channel Veritasium, maker Simone Giertz, and mathematics animator Grant Sanderson of 3Blue1Brown.