 On the same day, pilot Kay Tsui set a new U.S. record for a flight duration of 38 seconds.On 24 June 2012, the NTS Works Upturn human-powered helicopter also flew successfully for 10 seconds, climbing to about 2 ft (0.6 m).In October 2012, NTS Works donated the Upturn to California Polytechnic University of San Luis Obispo.