Operant learning is a process by which a specific behavioural response (such as a lever press) is associated with a biologically salient stimulus known as a reinforcer (such as food). Key neurons in ...

For Dead Spies is a story-rich espionage RPG where you're a brilliant but tormented operant on a desperate assignment.

The cuts largely affect Democratic-led states as the two parties fight over the shutdown of the federal government. By Brad Plumer and Maxine Joselow A Times correspondent who interviewed Dr. Goodall ...

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In the CoronationsDLC for Crusader Kings 3, newly crowned rulers can elect to swear an Oath at the end of the Coronation activity. There are many Oaths to choose from, and the ruler then has a few ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Michael Boyle is an experienced financial ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

According to the American Psychological Association (APA), post-traumatic stress disorder (PTSD) may occur after a person experiences or witnesses a threat to their ...