A study reveals that mosses and thale cress, a small flowering plant, share the same leaf growth principles, despite 400 million years of separate evolution.
For the first time, scientists succeed in mapping the blood vessels in a mouse’s brain, revealing three stages of development linked to the growth of neural circuits.
The flowers of the Spotted Jewelweed (Impatiens capensis) are larger in cities. This appears to be an adaptation to the size of its primary pollinator, the Common Eastern Bumblebee.
Identified as Paleocanna tentaculum, the species is a rare find, as soft-bodied organisms do not usually preserve well, say scientists at UdeM and McGill University who discovered them.
