According to the theory, our reality is encoded on the boundary of a black hole within a much larger universe.

The victory of José Antonio Kast in Chile’s 2025 presidential election ends a political cycle that began, improbably, with a ...

Readers Edition. This is the (nearly) annual tradition of you, RPS readers, telling us where we went wrong in our annual ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Erika Rasure is globally-recognized as a leading consumer economics subject matter expert, ...

Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...