In 1924, Edwin Hubble found proof that the Milky Way isn't the only galaxy in the Universe.
In 1960, an ad placed in the New York Times to defend Dr. Martin Luther King, Jr. and other civil rights activists touched off a landmark libel suit.
The creation of the PG-13 rating in 1984 can be traced to a few key films: Poltergeist, Indiana Jones and the Temple of Doom, and Gremlins.
This nineteenth-century industrial product became a military staple and a critical part of local food culture around the world.
Well-researched stories from Undark, Atlas Obscura, and other great publications that bridge the gap between news and scholarship.
A case study of the 1912 lynching of Mary Jackson in Harrison County, Texas, provides insight into the contradictory culture of racial violence.
For both US politicians and enslaved Black Americans, the Haitian Revolution represented the possibility of a successful violent rebellion by the oppressed.
The idea that our bodies are our own may be intuitive, but when it comes to market transactions like surrogacy, our beliefs and feelings get more complicated.
Scholars sometimes credit Thales or Empedocles of Acragas with the first correct theory of solar eclipses, but it was Anaxagoras who had the science right.
In ancient Sparta, it was accepted practice for more women to marry and have children by more than one man.