Nobel Committee Secretary General Thomas Perlmann (R) speaks to the media in front of a screen displaying the names of this year's laureates (L-R) Karl Deisseroth, Peter Hegemann and Georg Nagel during the announcement of the winners of the 2026 Nobel Prize in Physiology or Medicine at the Karolinska Institute in Stockholm, Sweden, on October 5, 2026. Photo: Jonathan Nackstrand / AFP / Lehtikuva
American scientist Karl Deisseroth and German researchers Peter Hegemann and Georg Nagel have won the 2026 Nobel Prize in Physiology or Medicine for discoveries that gave scientists a way to control nerve cells using light.
The Nobel Assembly at Karolinska Institutet announced the award in Stockholm on Monday.
























































