PM2.5 levels in the Northeast and South have improved after a ban on farm burning in 50 provinces. Meanwhile, police are cracking down on vehicles emitting excessive exhaust smoke, with hundreds of ...

Information provided on Forbes Advisor is for educational purposes only. Your financial situation is unique and the products and services we review may not be right for your circumstances.

Despite recent interest in tone languages, little is known about the acquisition of lexical tones compared to segments (i.e., vowels and consonants). This is in spite of the pervasiveness of tone ...