The curious minds at What If explore what your voice sounds like on different planets.

Harvard astrophysicist Avi Loeb has floated the provocative idea that humans might themselves be alien‑made 'autonomous probes,' built through advanced synthetic biology rather than evolving entirely ...

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial ...

Could it be that humans are to blame for aliens staying away from Planet Earth? The International Academy of Astronautics has wisely advised scientists to handle any message from aliens with extreme ...

The mystery of Peru's "conehead" mummies has baffled scientists for decades, and new DNA tests on the mummies' teeth have only deepened the intrigue ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

A study suggests that stellar plasma may distort alien signals, complicating SETI's search for extraterrestrial life by ...

True cinephiles will binge-watch some of Spielberg's greatest hits, most of which are sci-fi flicks.

States that already ran voter rolls through the revamped federal SAVE immigration database can continue ongoing investigations of the estimated 24,000 voters it flagged.

SETI scanned 3I/Atlas for more than seven hours and detected no signs of extraterrestrial technology; The comet is only the ...

As Steven Spielberg releases a new film on extraterrestrials, here's a brief history of modern alien conspiracies and why scientists are now taking UFO reports seriously. Amid all the unanswered ...