https://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Goats can differentiate between human facial expressions and prefer to interact with happy people, according to a new study led by scientists at Queen Mary University of London. https://phys.org/news/2018-08-goats-happy-people.html Plants & Animals Tue, 28 Aug 2018 19:00:02 EDT news454686371 In 1881, the optimistic Irish economist Francis Edgeworth imagined a strange device called a "hedonimeter" that would be capable of "continually registering the height of pleasure experienced by an individual." In other words, a happiness sensor. https://phys.org/news/2009-07-youre-happy-scientists-hedonometer.html Social Sciences Fri, 24 Jul 2009 13:46:05 EDT news167661927