Curiosity rover's recent report of methane on Mars isn't the first time the gas has been indicated. Does it necessarily mean that Mars harbors life?

Tsantsas, or shrunken human heads, remind us of how museums have often been founded on a violent trade in indigenous culture.

How advertising used the phrase “better living” to portray big business as a force for moral good and continuous progress.

In China, gramophone and camera in tow, botanist and explorer Joseph Rock collected seeds from the tree peony that bears his name.

A treasure trove of queer publications from the 50s, 60s, 70s, 80s, and 90s are now available through Reveal Digital’s open access collection "Independent Voices."

For nearly a century, Quilombo of Palmares was an Afro-Brazilian state, populated and run by people who had freed themselves from slavery.

In December 1969, radical German students reached out to the increasingly politicized black GIs. Together, they organized a series of rallies and teach-ins at German universities.

While we’re losing biological diversity, we’re also losing linguistic and cultural diversity at the same time. This is no coincidence.

Some archaeologists argue it’s essential to preserve the history of lunar exploration. But would it represent a claim of U.S. sovereignty over the moon?

As the need for ranch workers has dwindled, the iconic status of cowboys has continued to grow.