Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Scientists have just made a mind-blowing discovery beneath the icy crust of Saturn’s largest moon, Titan :milky_way: Using ...

For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

For centuries, humans have gazed at the stars and wondered whether we are alone in the universe. The question of ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Of all the various subgenres attached to the sci-fi domain, alien invasion flicks come off as timeless favorites. Here are ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...