Just three decades ago, astronomers had no evidence that planets commonly orbited other stars. Then in 2025, NASA confirmed ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

The European Space Agency’s Euclid telescope was built to study dark matter and dark energy, but for one day last year, it ...

Octopuses, bees, and dogs all process information differently. Even within the narrow confines of one planet, evolution produced a wide range of nervous systems rather than a single design. A new ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

As for those salt clouds, the salt is not table salt or even Pink Himalayan Rock Salt, though that would go splendidly with ...

Scientists now believe alien signals may have already reached Earth, and the reason we keep missing them has nothing to do ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

Our search for technosignatures – clear signs of advanced civilizations beyond Earth – takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...