National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

Computational models are mathematical models used to numerically study the behaviour of complex systems by means of a computer simulation. A computational model can be used to make predictions of the ...

When you’re dealing with a toxic, narcissistic, or abusive person, you don’t want to add any fuel to their fire. In fact, in many instances, you’d probably like to simply disappear. Emotionally, ...