Biological tissues exhibit two contradictory properties: they have a robust architecture that is required for their maintenance and resistance to stress, and they can be extensively remodelled during ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaf shapes play an important role in tree identification, providing key ...

Pupil shapes vary widely across the animal kingdom, from the W-shaped pupils of cuttlefish to the bar-like pupils of goats. But why are animal pupils shaped so differently? When you purchase through ...