Ancient footprints offer clues into early humans’ body size New footprints from Laetoli (Tanzania) provide evidence for marked body size variation in early hominins Annotated by Mary Colvard Annotated on 09/24/2018 Originally published 12/14/2016
Metabolic middle ground Evidence for mesothermy in dinosaurs Annotated by Valerie May Annotated on 07/19/2016 Originally published 06/13/2014
Keeping up with climate change: Species on the move Rapid range shifts of species associated with high levels of climate warming Annotated by Christine Naspinski Annotated on 03/29/2018 Originally published 08/11/2011