After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

Efforts to manage invasive alien plant species in forests could be held back by a continued reliance on chemical methods, ...

Claims of US government knowledge of multiple alien species resurface as former officials allege awareness, but Pentagon reviews find no evidence of extraterrestrial involvement.

Alien plants and animals cost Europe over $1.5 trillion in the last six decades, according to a new study, indicating the global economic impact of such species could be several times higher than ...

Scientists have discovered a new species of flatworm, the deepest free-living one ever recorded, in the Pacific Ocean's Kuril ...