Are you an attentive person? Test yourself by finding a hidden raccoon in an image full of pandas within 10 seconds.

You need to find one sneaky little raccoon in an image. Wait, the task isn't as easy as it sounds, because the adorable animal is hidden among a group of similar-looking pandas sitting together.

Computer code is provided to track the size and shape of deformable pigment cells in the skin of cephalopods from high-resolution video images.

Learn about the world’s heaviest snakes – huge, muscular, and breathtaking giants crawling across jungles, rivers, and forests.

#USArmy Sergeant Henry Johnson was posthumously awarded the Medal of Honor for his heroic acts in World War I. #MedalOfHonor ...