Two chimpanzees meeting with each other apparently have a discussion using hand gestures, one of the human-like characteristics of other mammals. (Getty Images) Of the 8.7 million species on Earth, ...

Of the 8.7 million species on Earth, why are human beings the only one that paints self-portraits, walks on the Moon and worships gods? For decades, many scholars have argued that the difference stems ...

Across the planet, animals are increasingly suffering from chronic illnesses once seen only in humans. Cats, dogs, cows, and even marine life are facing rising rates of cancer, diabetes, arthritis, ...

Humans are far more monogamous than our primate cousins, but less so than beavers, a new study suggests. Researchers from the University of Cambridge in England analyzed the proportion of full ...

Humans have climbed to the top of the food chain by skillfully hunting, trapping, and fishing for other animals at scales that far exceed other predators, altering how the animals behave and earning ...

Humans are animals. This statement, although true, is unsettling for many people. Such discomfort reveals a deep ambivalence about how we see ourselves — a part of nature, yet somehow different from ...