Modern airplane toilet bowls rely on strong suction and teflon-coated walls to flush--causing waste to accelerate through its pipes faster than a Formula One race car.

Wu Zetian, empress of the Tang Dynasty, was believed to be a cunning and ruthless ruler. But new evidence unearthed by archaeologists has challenged this version of her story.

King cobra mating techniques aren't subtle. To indicate his interest, the male will engage in frequent headbutting with the female, while she dances provocatively around him.

A 200-million-year-old fossil reveals the amazing body structure of a reptilian creature known as the dimorphodon. Not only did it possess wings, it was one of the first large vertebrates to travel by air.

An earthquake in Nepal fills hikers on Everest with fear. Once the tremors subside, however, a new threat begins to loom on the horizon: an avalanche.

Honeybees search high and wide for the best flowers. And when they find them, they go back to the hive and "tell" the other bees how to get there.

With Michael Swango in custody for fraud, it's up to the scientists to figure out how he killed his patients - before his sentence is up and he gets another chance to escape.

Did Marie Antoinette really say, "Let them eat cake"? Discover the truth about France's most infamous queen though her coded letters written to Swedish diplomat and alleged lover, Axel von Fersen.

When France sent ambassador Jean-Marie Bayol to Dahomey to secure a deal for the kingdom's rich natural resources, he was greeted by an elite force of all-women warriors known as the Agooji. Their ferocity set the tone for negotiations.

The assassin bug's deadly proboscis is both sword and siphon. It uses its sharp nose to pierce and inject toxins into its victims, and then to suck out their liquified insides.