Jemma Lilley strangled the autistic teen with a wire until it broke, and then stabbed him with various blades until he died.

From the sun ray to the skin tube, these haunting vintage medical treatments actually inspired techniques still in use today.

New book identifies Black Dahlia killer, unusual ancient tradition may be spreading the plague in Madagascar, and the JFK assassination files contain surprising revelations.

"The pain became increasingly unbearable, so that I couldn’t even walk or sit."

From Columbus's voyage to the spark that ignited World War I, these tiny lapses in judgment led to some of history's greatest disasters.

Until the mid-20th century, colonial powers made these films to convince Africans that they deserved to be oppressed.

"I will never give up on him. Because love is selfless, and I love him more than life itself."

Legendary primatologist Jane Goodall says that after hearing stories from across the globe, she is open to the idea of the world's most famous cryptid.

"This is all crazy," said the victim. "They never explained anything to me."

Philosopher's mummified head put on display, St. Nicholas' grave found, possible Mona Lisa prototype identified, human radiation experiments revealed, "Band of Brothers" vet laid to rest.