Private Moon Lander Odysseus Reveals Which Earth ‘Technosignatures’ Aliens Might See
Human technology such as cell phones and cell towers continuously emit radio waves roomand astronomers estimate that this telltale feature has penetrated humanity 75 nearby galaxies, which is a signal to any vigilant alien civilization that Earth is home to a technologically advanced species. And although scientists have long listened to our planet’s incessant radio … Read more