The Best and Worst Smiles. A recent study concludes "There is not a single path to a successful smile."

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Everything We Know About Season 8 of The Walking Dead. We don't know who will die, but there are a few characters who definitely won't.

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The Black Death May Have Had a Surprising Effect on the Environment. According to information gleaned from ice cores, the five-year plague coincides with a sudden drop in lead in the air.

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The Story Behind the Duct-Taped Gamer. The guys who were at that LAN party in 2002 tell how they attached Drew Purvis to the ceiling and captured a long-lasting viral image.

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Situation comedies sometimes feature ridiculous recipes that are good for a laugh, but how do they taste in the real world? Loryn Stone prepared some of the most egregious joke foods found on TV, and ate them.

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Some 3000 years ago, the people of what is now Oxfordshire, England, carved a pictogram of a horse on a hillside made of chalk. All these years later, no one knows exactly why the Uffington White Horse was carved, but they still maintain it as their ancestors have done for thousands of years.

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How to go back to grad school without going broke. Oh, you'll still be broke, but these tips might keep you from sinking further into debt.

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Life Before Air Conditioning. Architectural details and social customs helped us deal with the heat.