Long-term treatment with lithium has improved memory and learning in rats.
Lithium is present naturally in many water systems and was once considered an elixir. It has long been used to treat bipolar disorder, but researchers have also started exploring its role in dementia.
Observational scientists study subjects in real life, outside a controlled laboratory environment.
The randomised controlled trial is touted as the gold standard in medical research. But its controlled laboratory conditions are far removed from the messy realities of life.
Observing the foreflipper clap.
The way sea lions swim is unique among fish and marine mammals. Their technique provides a biomechanical model to design agile underwater vehicles... but first we have to figure out how they do it.