Even highly realistic androids can cause unease when their facial expressions lack emotional consistency. Traditionally, a 'patchwork method' has been used for facial movements, but it comes with ...

When people smile politely, flash a grin of recognition, or tighten their lips in disapproval, the movement is tiny – but the message can be huge. Imagine you are in a courtroom observing a juror who ...

When I started horse riding lessons at the age of eight, I was told that if a horse had its ears forward that was a good sign, and if horse had its ears back it wasn’t happy. Those riding lessons ...