Q&A: How to (theoretically) spot an alien

Q&A: How to (theoretically) spot an alien

Are we alone in the universe? The answer to one of humanity's biggest questions is complicated by a basic reality: If there is life on other worlds, it may not look familiar. A sample of rocks from Mars or another planet almost certainly won't have recognizable fossils or another similarly obvious sign of living organisms, said Mikhail Tikhonov, an assistant professor of physics in Arts & Sciences at Washington University in St. Louis who studie…

The Ultraterrestrials Among Us: Hidden Civilizations on Earth

They were never from Venus. That is the message buried beneath decades of ignored testimony, scattered field reports, esoteric texts, suppressed correspondence, and reluctant military disclosures. It is the theory that has never comfortably fit into the public-facing narratives offered by governments, mainstream ufology, or modern science fiction. The ultraterrestrial hypothesis, once whispered on the […] The post The Ultraterrestrials Among Us:…

Worlds Revealed Speaker Series: A Scientific Search for Alien Artifacts

From Martian Canals to Dyson Swarms – A Scientific Search for Alien Artifacts First contact with alien civilizations won’t be with the beings themselves, but with their technology. By searching for these extraterrestrial artifacts, we embark on a journey through our solar system, galaxy, and beyond. What are we looking for—and how will we recognize it when we find it?

Are we alone in the universe? The answer to one of the greatest questions of humanity is complicated by a fundamental reality: if there is life in other worlds, it may not seem familiar. A sample of rocks of Mars or another planet will certainly not have recognizable fossils or any other sign all [...]

How to (theoretically) spot an alien

Are we alone in the universe? The answer to one of humanity's biggest questions is complicated by a basic reality: If there is life on other worlds, it may not look familiar. A study in Nature Communications proposes a new way to search for life using tell-tale patterns of energy.

Where are we? Astronomers who followed each other in front of the celestial vault during history have all tried to bring an element of answer to this question. Generation after generation, these geographers of the cosmos have tried to understand the Universe that surrounds us, helped us to...