He was arrested after he contacted two children on Facebook and asked them for sex and naked pictures.

Grasshopper found in Van Gogh painting, prehistoric cave lion unearthed in Russia, ancient wolf-sized otter discovered in China.

"I don't think it's ever been so bad in Delhi. I'm very angry that we've had to come to this."

Hidden chamber found in Great Pyramid, pandas claimed to have not originated in China, art looted by Nazis placed on display for first time.

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.

"It never occurred to me that, you know, someone would poop on clothes in the laundry room.”

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."

The claim is among the many new disclosures buried in the release of thousands of documents.

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