It may seem like we are on the verge of discovering alien life. In 2025, a press release stated that we have the “strongest hints yet” of extraterrestrial life on the exoplanet K2-18b. And when talking about a collected sample from a rock named “Cheyava Falls” on Mars, Nasa Administrator Sean Duffy said this was the “closest we have ever come” to discovering life on the red planet.
Such moments capture the imagination. But they also raise an important question: what do the majority of scientists actually think?
