In the age of social media perfection, a new aesthetic has taken hold: Ugly cute. In tracking the phenomenal success of ...

Artificial intelligence is moving from reactive tools to active agents. These new systems can set goals, learn from ...

Analysis: Was the recent Velvet Sundown phenomenon a great music and media hoax, a sign of things to come, or just another ...

While amazing geological phenomena can be found across the globe, some are especially unexpected. Some have been around for ...

An endogenous variable is a variable in a statistical model that is changed or determined by its relationship with other variables within the model.