Hand clapping is ubiquitous behavior for humans across time and cultures, serving many different purposes: to signify approval with applause, for instance, or to keep time to music. Acousticians often ...

The World Health Organisation (WHO) defines dementia as a syndrome which can be caused by a number of diseases, which, over time, destroy nerve cells and damage the brain, typically leading to ...

My brother teaches middle school social studies, a job that requires him to give lots and lots of feedback. Some of it is called grading. A big part of his job is to teach kids to do a careful ...

Clapping is both a scientific event and a social gesture. A study explores the complex physics behind the sound of clapping. The noise originates from compressed air, not just hand collisions.