The internet videos are alarming to some, thrilling to others: Gun enthusiasts spraying bullets from AR-15-style rifles equipped with an after-market trigger allowing them to shoot seemingly as fast ...

The revelation that Trinidad and Tobago has approved the installation of a US military radar has stoked fears that the Caribbean could be drawn into the escalating crisis between the US and Venezuela.

The amygdala is part of the limbic system, which regulates emotional and behavioral responses. An amygdala hijack is a fight-or-flight response to stress. To better understand what an amygdala hijack ...