Add Yahoo as a preferred source to see more of our stories on Google. William Blake’s 1805 illustration for Scottish poet Robert Blair's poem "The Grave" imagines the soul rising from the body at ...

The human mind has always fascinated scientists, but the quest to understand psychological behavior has led researchers down some disturbingly dark paths.

The military exposed thousands of servicemen to radioactivity when it called them to participate in nuclear weapons tests, including Operation Teapot in 1955. One was Eldridge Jones, who later ...

Shocking declassified files have revealed how the US government intentionally injected Americans with radioactive substances without their knowledge or consent. This happened to 18 hospital patients ...