UA researchers studied verb learning in 3-year-olds, finding that those who napped after learning new verbs had a better understanding of the words when tested 24 hours later. Preschool-age children should be getting 10 to 12 hours of sleep in a 24-hour period.
With the world at our fingertips, the notion of being "lost" has become almost inconceivable, says Laura Brandimarte, a UA assistant professor of management information systems.
What is often portrayed as a doomsday scenario in popular media is business as usual for our planet: a reversal of Earth's magnetic field. It's bound to happen — just not any time soon.
UA professor Frank E. Musiek writes that the "sound of silence" can be critical to understanding speech — and could affect the diagnosis of auditory dysfunction.