Barry C. Barish receiving his Nobel Prize from H.M. King Carl XVI Gustaf of Sweden at the Stockholm Concert Hall, 10 December 2017. Copyright © Nobel Prize Outreach 2017 Photo: Pi Frisk

Barry C. Barish after receiving his Nobel Prize at the Stockholm Concert Hall, 10 December 2017. Copyright © Nobel Prize Outreach 2017 Photo: Pi Frisk

All thre Physics Laureates at the stage. From left: Rainer Weiss, Barry C. Barish and Kip S. Thorne. Copyright © Nobel Prize Outreach 2017 Photo: Pi Frisk

Overview from the Nobel Prize Award Ceremony at the Stockholm Concert Hall, 10 December 2017.

© Nobel Prize Outreach. Photo: Pi Frisk

Princess Sofia of Sweden and physics laureate Barry C. Barish at the Nobel Prize banquet, 10 December 2017.

© Nobel Prize Outreach. Photo: Alexander Mahmoud

Physics laureate Barry C. Barish takes to the dance floor in the Golden Hall after the banquet dinner.

© Nobel Prize Outreach. Photo: Alexander Mahmoud

2017 laureates assembled at the Nobel Foundation during Nobel Week on 12 December 2017. Back row: chemistry laureate Jacques Dubochet, physics laureate Barry C. Barish medicine laureates Michael W. Young and Michael Rosbash, physics laureate Kip S. Thorne and chemistry laureate Joachim Frank. Front row: medicine laureate Jeffrey C. Hall, representatives of peace laureate ICAN Beatrice Fihn and Josefin Lind, Richard H. Thaler, chemistry laureate Richard Henderson and physics laureate Rainer Weiss.

© Nobel Prize Outreach. Photo: Alexander Mahmoud

Barry C. Barish showing his Nobel Prize medal during a visit to the Nobel Foundation on 11 December 2017.

© Nobel Prize Outreach. Photo: Alexander Mahmoud

Barry C. Barish delivering his Nobel Prize lecture in physics on 8 December 2017 at the Aula Magna, Stockholm University.

© Nobel Prize Outreach. Photo: Alexander Mahmoud

Barry C. Barish arrives at the Nobel Museum in Stockholm, Sweden, for the 2017 Nobel Laureates' Get together on 6 December 2017. Copyright © Nobel Prize Outreach 2017 Photo: Alexander Mahmoud

Like many laureates before him, Barry C. Barish signed a chair at the Nobel Prize Museum in Stockholm on 6 December 2017.

© Nobel Prize Outreach. Photo: Alexander Mahmoud.