Fact Alert

Capuchins that were taught to exchange silver discs for treats began budgeting for foods they liked, buying more of something when the price dropped, and started gambling. Eventually, there was an incident where 'money' was stolen, and the rich monkeys even figured out they could pay for sex. Learn More

Dogs don't age parallel to people, they actually age more quickly at first, then slow down. Depending on their size and breed, a 1-year-old dog is about the same as a 15-year-old person, a 2-year-old dog is like a 24-year-old person, and every year after that is equal to about 4-6 human years.
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From 1974 to 1978 two groups of chimpanzees in the Gombe National Park went to war against one another. This war, known as the "Four Year War of Gombe", lasted until one group was exterminated. Jane Goodall observed this war and was frightened by the brutality. Learn More

This is a term used to indicate a group of former PayPal employees and founders who have since founded and developed additional technology companies. These include such recognizable names as Tesla Motors, LinkedIn, SpaceX, YouTube and Yelp. Six members, Peter Thiel, Elon Musk, Reid Hoffman, Luke Nosek, Ken Howery, and Keith Rabois, have become billionaires and the companies the group helped found are worth $100+ Billion. Learn More

Darwin, most famous for his contributions to the science of evolution, was the first person to put wheels on an office chair. He did this to enable himself to reach his specimens more quickly. Learn More

It was deployed by the English at the siege of Stirling Castle during Scotlands War for Independence. Upon seeing the weapon, which could hurl 300 pound projectiles, the Scots attempted to surrender, but King Edward refused. Instead, to demonstrate the power of this weapon to all who might oppose him, he ordered it fired. In a single shot it destroyed one of the castle walls. Learn More

This is the term used to describe the practice of hitting a device until it starts working again. Related terms include Impact Calibration and Mechanical Agitation. Learn More

In flash photography the light of the flash occurs too fast for the pupil to close, so much of the very bright light from the flash passes into the eye through the pupil, reflects off the fundus at the back of the eyeball and out through the pupil. The camera records this reflected light. The main cause of the red color is the ample amount of blood in the choroid which nourishes the back of the eye and is located behind the retina. Learn More