Engaging System 2 requires significant metabolic energy. Your brain consumes a lot of your body’s energy as it is; intense ...

Your electronic devices may have alarmed you on Wednesday — and there's a reason for that. A nationwide test of the federal emergency alert system started broadcasting just before 2:20 p.m. EDT to ...

Don’t worry. This is a test. It is only a test. On Wednesday, Oct. 4, Americans will see their phones light up and hear it make a noise or vibrate following a nationwide test of emergency alert ...

(NEXSTAR) – A nationwide test of the country’s Emergency Alert System Wednesday went out to TVs, radios and phones – at least most phones. The test was a joint effort by the Federal Emergency ...