These four-legged friends are far more intelligent than you might think.
It wasn't clear if social media played a role in the epidemic of loneliness in America.
Researchers observed more than 2,500 embraces at an airport's departures and arrivals areas for their data.
The EQ-Radio device could be used in entertainment, for studying consumer behavior and in healthcare, researchers say.
Tech company Thync have released a device which they claim can calm you down or pump you up.