One of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

Is intelligent alien life out there in the Universe? Well, with scientists discovering new exoplanets every year, yeah, the ...

Many experts believe that aliens exist in the universe, with the key elements needed to sustain life found on comets, ...

From the physical world to the biological universe: Democritus to Lowell -- Plurality of worlds and the decline of anthropocentrism -- Life in the solar system: the limits of observation -- Planetary ...