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?

"Mind control" is in its most sophisticated form yet -- and that's not necessarily a bad thing.

The ubiquitous summer drink may have its origins in the circus -- which means a pretty nasty start.