Happy 2020! At the stroke of midnight on December 31, 2019, cities worldwide rang in both a new year and a new decade with dazzling fireworks shows. Here are some of this year's...

Christmas is all about observing beloved traditions. For some, this means attending midnight mass on Christmas eve, for others, it entails watching reruns of old classics like E...

While dogs openly demonstrate joy or displeasure through grins and grimaces, discerning  a cat's emotions from its face is often hard, even for its owners.  Now, researchers fro...