Can you remember what you had for dinner last weekend? That ability is a function of episodic memory, and how well we can recall the time and place of specific events typically declines with age.

Alex Schnell with a cuttlefish tank at the Marine Biological Laboratory, Woods Hole, Mass., where this experimental work was conducted. Disclaimer: AAAS and EurekAlert! are not responsible for the ...

By being able to wait for better food, cuttlefish — the squishy sea creatures similar to octopuses and squids — showed self-control that's linked to the higher intelligence of primates. It was part of ...