Cosmic Warning: Scientists detected first contact with aliens could be chaotic

The first signatures of extraterrestrial intelligence will too be highly atypical, "loud" (Image: Canva)

Astronomers warn humanity’s first alien detection may shock and surprise. Signals may not be friendly greetings but extreme and unmistakable. New research suggests initial contact could come from cosmic disruption. This is unlike calm science fiction scenarios imagined for decades.

David Kipping proposes the so-called Eschatian Hypothesis for first contact. He predicts extreme signals from civilisations under stress or collapse. First detections usually come from the most observable, loud objects. The history shows initial discoveries rarely reflect ordinary cosmic conditions.

Astrophysical examples prove loud sources are easiest to detect. Early exoplanets were found around exotic, highly unusual stars. Similarly, alien technosignatures may appear abnormal and intense. Transient bursts of radio or electromagnetic energy could dominate skies.

The civilisations may be unstable when first detectable technologically. Signals could come from environmental, industrial, or political crises. Observers should not expect structured or interpretable communication first. It may be chaotic, fleeting, or even alarming initially.

First alien detection may not be polite or predictable. It could be a loud warning rather than friendly hello. Scientists urge caution and prepare for surprises in cosmic skies. Our understanding of life and the universe may radically shift. The cosmos may announce intelligent life with noise and chaos.