✦THE EUREKA TREE

Medicine

Blood Groups

Karl Landsteiner · 1901

Matching donor to recipient made transfusion safe.

Stood on the shoulders of

Cell Theory
Blood Circulation

Made possible

Organ Transplant

See it on the map ✦

Part of The Eureka Tree — a map of how 300 discoveries descend from one another. Think a connection here is wrong? Argue with it. · Privacy