Scientists searching for the origins of COVID-19 have zeroed in on a short list of animals that possibly helped spread it to people, an effort they hope could allow them to trace the outbreak back to ...

Nearly five years after Covid first emerged, the international community has not been able to determine with certainty ...

A huge king penguin chick named Pesto, who weighs as much as both his parents combined, has become a social media celebrity ...

In a closely watched First Amendment rights case, a former University of Wisconsin campus chancellor who was fired after making pornographic films with his wife prepared to argue Friday for keeping ...

They were excited to see the pandas advertised but were left puzzled after the bears began barking and panting in their ...