Researchers have identified unusual radio signals coming from deep space. These enigmatic waves might have originated from ...

A researcher makes the case that in cosmic scale terms, it is a very fast transition from having the start of intelligence and technology to becoming a Dyson sphere scale civilization. A Dyson Swarm ...

Starfield will be exploring many science fiction ideas, including space travel and the terraforming of alien planets. The game will also explore how humans may go about conquering new solar systems ...

Imagine a world where humanity has not only gained the ability to travel and to populate space but has progressed even further than that. Humanity can now control and navigate multiple universes.

Before you submit an error, please consult our Video Help page. PBS Space Time is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

For decades, scientists engaged in the Search for Extraterrestrial Intelligence (SETI) have probed the galaxy for signs of ...

A search of more than 1,300 galaxies for extraterrestrial signals has helped to constrain expectations as to how many communicating, technological civilizations may exist beyond Earth. Conducted with ...