What would Earth look like to a distant alien civilization? In a study, scientists have worked out what intelligent extraterrestrials—should they exist—might detect if they were to observe our planet from some of our neighboring stars.
Researchers involved in the search for extraterrestrial intelligence (SETI) have yet to find evidence of such alien civilizations. But the intriguing possibility remains that they might exist somewhere in our universe.
“I believe that there’s every chance advanced civilizations are out there, and some may be capable of observing the human-made radio leakage coming from planet Earth,” Nalini Heeralall-Issur, one of the authors of the latest research from the University of Mauritius, said in a statement.
The possibility of “eavesdropping” on the everyday radio transmissions inadvertently leaking into space from other technical civilizations was first…
