A new investigation into an infamous UFO conspiracy claims to have uncovered proof that top-secret documents labels as fakes ...

A rare Japanese ant is the only species known to lack female workers and males; all of its young develop into parasitic queens that try to take over other colonies.

Invasive species are a threat to biodiversity, causing damage to local ecosystems and, potentially, economic loss. Once a non-native species has arrived in a new habitat, the conditions have to be ...