Maintaining a stable body temperature is essential for survival. Animals, including humans, use both autonomic processes -- such as shivering or activating brown fat -- and behaviors -- such as ...

In a perfect world, the answer would be simple: because they are more trustworthy. In other words, ideally, the average human would be perfectly able to infer someone’s trustworthiness by objectively ...

A study reveals that people exhibiting customer courtesy boost self-esteem and performance among workers, improving overall ...

Often called the “love hormone” or the “cuddle hormone,” oxytocin promotes feelings of love, bonding, and well-being.

Despite their reputation as 'killer' whales, orcas are known to lend a helping fin by sharing their food with humans. A ...

A new study documents wild orcas offering food to humans across the globe, leaving scientists puzzled about the motive behind ...

The apex predators have offered up fish, birds, turtles and whales to humans around the world, according to the study.

Scientists documented 34 remarkable cases of wild killer whales trying to give food to humans across four oceans over 20 ...

Orcas often share food with each other—it’s a prosocial activity and a way that they build relationships with each other,” ...

There is still debate, researchers say, over whether the behavior is instinctual or based in more complex thought or even empathy.