Brainless sponges contain early echoes of a nervous system

Simple sponges contain cells that appear to send signals to digestive chambers, a communication system that offer hints about how brains evolved.

Dragon Quest XI S: Echoes of an Elusive Age - Definitive Edition

Gia Voeltz: Redrawing the cell's floor plan

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Nature, Soul of the Ocean, Season 41, Episode 6

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What was the first animal that evolved to have a brain or a brain

Extras (The Uglies Book 4) - Kindle edition by Westerfeld, Scott. Download it once and read it on your Kindle device, PC, phones or tablets. Use

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Brainless sponges contain early echoes of a nervous system

Choanoflagellates could help explain a key step in animal

Dragon Quest XI S: Echoes of an Elusive Age - Definitive Edition

New NASA Study: Earth has been trapping heat at an alarming new

50 years ago, genes eluded electron microscopes