Should familial DNA be used in forensic investigations? How it works -- and some of the potential problems with the practice.

The Cave of Crystals is a massive cavern, filled with gigantic gypsum crystals, larger than any crystals ever before seen on Earth.

Liberia, named for liberty in 1824, has had a rough go of it since being colonized by African-Americans settled there by the American Colonization Society.

Sanctuary cities like New York and Los Angeles protect undocumented migrants from deportation. The concept behind them has ancient and religious roots.

The internet may have changed the concept of the television cliffhanger, but is it possible that knowing the ending of something increases our enjoyment?

Well-researched stories from around the web about cavemen, Roe v. Wade, and the birth of rock 'n' roll.

Nineteenth-century board games help to map public morality, from religious virtue to upward mobility.

The historical debate about the nature of Woodrow Wilson's health is intertwined with questions about his self-righteous character.

One branch of the healthcare industry that receives particular opprobrium for its high costs in America compared to other countries is pharmaceuticals.

Drive-ins embodied the suburbanization of middle class families -- and created an entirely new way of watching the movies.