LOUISVILLE, Ky (WDRB) -- Valentine’s Day is often seen as a celebration of love—filled with cards, flowers, chocolates and ...

Scientists have for the first time demonstrated play-like behavior in flies. They found that fruit flies (Drosophila melanogaster) voluntarily and repeatedly visited a carousel.

Above the shores of prehistoric seas and lakes, pterosaurs roamed the skies. They were feathered creatures that ranged in ...