The history of astronomical discovery shows that many of the most detectable phenomena, especially detection firsts, are not ...

The most consequential signal humanity ever detects from another civilization may not arrive as a calm introduction. It may appear as a brief, violent spike in the data a burst so unusual that it ...

Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home. Researchers from the Search for ExtraTerrestrial ...

Image: Conceptual illustration of a possible signal from an alien civilization reaching Earth.Detecting such signals — or their physical traces — requires advanced instruments, AI-driven analysis, and ...

Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most basic statistics point toward the existence of countless potentially ...

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...