One readily noticeable pathognomonic trait of autism is hand-flapping—a stereotyped motor movement that can look a bit like an attempt to accelerating the drying of nail polish. Not all with autism do ...

Most of us think clapping is just about two hands hitting each other, but new research out this week in the journal Physical Review Research found that the clap that we hear actually comes from the ...

Scientists have finally unravelled the complex process that generates sound during handclaps, a discovery that shows how even simple acts can be rich with physics. The key to generating sound from ...