The complicated question of how we determine who has an accent

How do you tell if someone has a particular accent? It might seem obvious: You hear someone pronounce words in a way that is different from “normal” and connect it

Too much screen time can reduce sleep quality in preschool-age children, making behavioral problems worse

Excessive screen use by preschool-age children can lead to reduced sleep quality, exacerbating problems such as poor attention, hyperactivity and unstable mood, a new study suggests. Peer-reviewed findings published in

Large variation in how girls grow after their first period

There is unexpectedly large variation in height growth in girls after their first period. Every second girl grows either more or less in length than the 6-8 centimeters that is