The development of new organic batteries — lightweight energy storage devices that work without the need for toxic heavy metals — has a brighter future now that chemists have discovered a new way to pass electrons back and forth between two molecules. The research is also a necessary step toward creating artificial photosynthesis, where fuel … Read more

Metacognition is when people “assess how confident they are in the cognitive processes in their own brain that produced [an] answer” – how sure they are about a given fact or whether someone is trustworthy. Some people are better at this than others, and “the reason seems connected to a bit of brain just behind … Read more