"Hearing Aids Linked to Longer Life and Lower Dementia Risk, Studies Find"

Recent studies have highlighted a variety of scientific findings: hearing aids may reduce mortality risk by 24% and lower the chance of dementia in older adults; U.S. honey yields are declining due to factors like herbicide use and lack of pollinator support; cannabis was found not to enhance exercise performance and may make running feel more difficult; a smaller species of tyrannosaur called Nanotyrannus lancensis has been identified; a new microbial enzyme responsible for the yellow color of urine has been discovered; and humans can discern the emotional state of chickens through their clucks.