Across deserts, jungles, and polar ice, new discoveries are quietly stretching the story of civilization further back in time than many of us learned in school. As archaeologists debate mysterious ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

(NewsNation) — Astronomers and other scientists have concluded that, with so many stars in the universe, there must be planets around some of those stars that support carbon-based life. And some of ...