What if an alien civilization did not just exist somewhere in the universe, but actually reached Earth in the distant past? This video explored the ancient alien theory through the lens of the Fermi ...

Why does “bouba” sound round and “kiki” sound spiky? This intuition that ties certain sounds to shapes is oddly reliable all over the world. For at least a century scientists have considered this ...

Over hundreds of thousands of years, humans somehow evolved a type of intelligence found nowhere else in the animal kingdom, at least on Earth. According to the most famous theory describing the ...

Former President Barack Obama says aliens are real, but a famous conspiracy theory about them is wrong. Obama spoke about extraterrestrials in a new interview with podcast host Brian Taylor Cohen, who ...

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A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

Steven Spielberg is at the center of conspiracy theories, with claims circulating his highly secretive new UFO film may feature real aliens or extraterrestrial technology. RadarOnline.com can reveal ...

The 3I/ATLASs object is unusual because it came to the Solar System from "interstellar space." 3I/ATLAS is an interstellar object, possibly experiencing cryovolcanism, resembling trans-Neptunian ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.