Studies show that scratching overrides itch signals and engages pain-modulating regions in the brain, creating a sense of ...

In recent years, researchers have accumulated many examples of chimpanzees apparently learning relatively complex ideas that get passed down over generations much like in human cultures. For instance, ...

Pashun George and her sister grew up scratching their mother’s back before bed. Now, they charge $130 an hour for it. In 2010, they turned the tradition into a family business, Scratcher Girls, the ...

Not Exactly Pocket Science is a set of shorter write-ups on new stories. It is meant to complement the usual fare of detailed pieces that are typical for this blog. Tinka’s hands are paralysed. His ...