It starts with a signal. Faint, strange, and unlike anything humanity has ever recorded. Within hours, it escalates into an event that changes the course of history as an alien arrival on Earth ...

An advanced alien civilization arrives on Earth, and humanity has just 48 hours to respond. This hypothetical scenario ...

Could ancient alien technology be hiding on the Moon? Scientists propose searching lunar dust for microscopic traces of ...

Pulverised technology from collapsed alien civilisations may lie scattered across the solar system, including on the Moon, a new study suggests. The likelihood of advanced aliens living at the same ...

You might think this column is about UFOs and the Pentagon's recent declassified files. It's not. We're talking about technosignatures, the evidence of alien technology: a radio or laser signal, ...