A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...