The oldest leech ever discovered has turned out to be a shape shifter of expectations, preserving a body plan that looks ...

Researchers in the Andes of Argentina discovered one of the oldest known dinosaurs as a species new to science. Lucas Fiorelli (CRILAR-CONICET), Martín Hechenleitner (CRILAR-CONICET) and Léa Leuzinger ...

Experts suggest that the world's oldest dinosaurs could be concealed in the planet's most remote and inaccessible regions. New research by University College London and the UK's Natural History Museum ...

Researchers used a particle accelerator the size of a stadium in order to gain this unprecedented look inside these ...