Medicine & TechnologySince 1970, the quest to determine which animals can recognize themselves in mirrors has seen only a few species successfully pass the test. Find out which of the members of the animal kingdom passed the mirror test.
Using tools to gather food was thought to be a unique ability to humans than other mammals such as chimpanzees. A new study reveals how black imported fire ants use grains of sand as a tool to forage liquid food.
Research has proven that rats place more value on saving others than obtaining a food reward. Rats, especially those who have nearly drowned in the past, will resuce each other from drowning. They experience a kind of empathy.