Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?

Could alien signals have already reached Earth undetected? - If advanced alien civilisations exist and have contacted Earth, ...

Its pulsing, pounding, circus-like alien invasion may not be as widespread as it once was, but Blue Man Group is still blowing minds around the world. The current North American tour brings its one-of ...

Alien Earth Season 2 is confirmed and filming at Pinewood Studios in 2026. Here is everything known about the release date, ...

For decades, scientists have been actively searching for signs of extraterrestrial life. Fromradio waves to laser flashes and infrared heat signatures, the hunt for alien technosignatures has ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of the United States. In a recent interview, Barack Obama became the first ...

In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Since the first Search for Extraterrestrial Intelligence (SETI) experiment in 1960, scientists have been scanning the Milky Way for signs of advanced alien civilizations. They have looked for unusual ...

In the sixth episode of Star Trek: Starfleet Academy, “Come, Let’s Away,” the cadets on board the Athena meet a new alien adversary, one that comes across as truly terrifying. While out on a deep ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

For nearly five decades, Steven Spielberg has helped define what alien stories mean to movie audiences. Sometimes they arrive as cosmic miracles. Sometimes as existential threats. Sometimes as ...