Sigmund Freud had a lot to say about the human mind. How much of it holds up today?

Here's why she prefers the company of birds and rats to people.

From razing New York City to torching Louisiana plantations, these slave rebellions paved the way for the Civil War, and the eventual abolition of slavery.

From the cliffs of New Zealand to the ice sheets of Alaska, take a terrifying look at the world's nine most dangerous roads.

This incredible collection of wildlife photography will transport you to the gorgeous plains of Africa, and bring you face to face with countless creatures.

Sometimes, the most delicious meals are made with almost no budget and very few ingredients, as this history of Italian food shows.

The rapidly spreading mosquito-borne virus has been linked to brain damage and birth defects in babies. Here's what you need to know about the Zika virus.

The deadliest massacre since Sandy Hook has left 14 dead and 17 injured. Here's what you need to know about it.

Bill Nye has been one of the most notable advocates of science in popular culture for nearly three decades.

Scientists say the global supply of helium will be gone in 30 years. Should we really be using it for Macy's Thanksgiving Parade balloons?

Global leaders have started to call ISIS "Daesh." Here's why it matters, and why you should start using the term, too.