⁠Her discovery of artemisinin has saved millions of people and earned her the Nobel Prize in 2015.

In 1969, Tu Youyou studied a 1,600-year-old Chinese medical text to find a way to fight malaria.⁠
⁠She realized that the herb sweet wormwood had to be soaked in cold water, not boiled, to keep its healing power.⁠
⁠To prove the new medicine was safe, she bravely tested it on herself first.⁠
⁠Her discovery of artemisinin has saved millions of people and earned her the Nobel Prize in 2015.