LifeHow do captive animals really feel, and can we make them happier?We are finally figuring out the subtle ways that farm and zoo animals reveal their emotional states, from anxiety to optimism and even joy. The insights are also revealing some surprising ways we can improve their livesFeatures
TechnologyRobotic dog spots invasive fire ant nests better than humans Robotic dogs do better than humans at identifying nests of invasive fire ants. The robots could be useful in helping eradicate an invasive species that packs a venomous sting 51¶¯Âþ