Discovering how we sense temperature and touch wins the 2021 medicine Nobel Prize

David Julius and Ardem Patapoutian found nerve cell sensors for heat, cold, pain and pressure

a person holding a small red chili pepper with their fingertips

The burn from chili peppers helped David Julius uncover nerve sensors for heat. He and Ardem Patapoutian won the Nobel Prize in physiology or medicine for work on temperature and touch receptors.

Thu Thai Thanh/EyeEm/Getty Images

Some touching research took the 2021 Nobel Prize in physiology or medicine.