Explore 25 human experiments too disturbing to ignore. From Tuskegee to Nazi camps, discover the shocking medical atrocities that shaped modern ethics. Lea ...

Can you measure the weight of a human soul? No, but that didn’t stop Duncan MacDougall from trying. In the early 20th century ...

The astounding revelation that U.S. medical researchers intentionally gave Guatemalans gonorrhea and syphilis more than 60 years ago is so horrifying that we want to believe that what happened then ...

Experiments aboard Orion are capturing insights about astronaut health that were never recorded during the Apollo program.

Before today’s strict ethical standards was a darker past of unethical human experiments carried out in the name of ...

While the primary goal of the Artemis II mission is the ensure the Orion spacecraft is safe for humans, NASA did find time to ...

Between 1919 and 1920, John B. Watson and Rosalie Rayner conducted a controversial experiment at Johns Hopkins, conditioning ...