Turns out cavemen cared about dental hygiene — and may have something to teach us about the ways we care for our teeth.

Humanity has conjured a constellation of ways to conduct executions, and this may be one of the wildest methods of them all.

Discovering the connection between man and ape is of colossal scientific value — which is exactly why some have tried to fake it.

Marriages are first and foremost an economic arrangement, and the 19th century practice of wife selling only bolsters that argument.

Learn why a small Colorado town has an annual festival to celebrate a single chicken who managed to survive for 18 months without its head.

How one 18th century concubine became the "Terror of South China."

Legend has it that in times of persistent hardship, Japanese families would abandon their elderly in the woods. Here's how it happened — that is, if it did at all.

Some people suffer from occasional insomnia, but for those with this disease, sleepless nights lead to death.

The elephant died for being, well, an elephant. Thankfully, the death of Murderous Mary the elephant doesn't seem to be in vain.

While they may look like toys, goldfish can lay waste to ecosystems.

Can a child's early behavior actually indicate what kind of personality they will have as an adult?