LifeBrainless sponges have cells that might be the precursors of neurons Sponges are arguably the simplest animals and they lack a nervous system, but peculiar cells in their digestive chambers may be evolutionary precursors of neurons News
HumansThe microbial gunk that hardens on teeth is revealing our deep past Plaque fossilises while we are still alive. Now, dental calculus is giving up the secrets of our ancient ancestors, from what they ate to how they interacted and evolved Features