What would aliens really look like? Explore science-based evolution, symmetry, bizarre worlds, and intelligent life ...

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

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

The Amazon sailfin catfish is characterised by a body covered with bony plates and a thick, armoured structure. Native to ...