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

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

Scientists updated first contact protocols for 2026, requiring multiple verification steps and UN consultation before announcing alien discoveries or sending replies.

Just over 40 years ago, in his novel Contact, astronomer Carl Sagan imagined what it would be like to detect radio signals beamed from other intelligent lifeforms in the galaxy. In the story, these ...