Human beings live every day with the understanding of our own mortality, but do animals have any concept of death? It’s a question that has long intrigued scientists, fueled by reports of ants, for ...

The Virginia opossum, according to John Smith—that explorer of all things Virginia—“hath a head like a Swine, & a taile like a Rat, and is of the Bignes of a Cat.” Had Smith looked closer, he might ...

Children too young to know words like "impossible" and "improbable" nonetheless understand how possibility works, finds new work with 2- and 3-year-olds. The findings, the first to demonstrate that ...