The smartphone app Zello shot to the top of the Android and iPhone trending lists this week as thousands of people downloaded it in preparation for Hurricane Florence. But what is Zello, and how can ...

When you need help your first thought is to call someone. But if cell towers are down, calls cannot go out. Cellular companies rush to place portable cell towers in disaster areas. But those portable ...

Have you ever been stuck in the middle of an actual emergency? Tap or click here for 18 must-have items that help you survive any crisis. Not every calamity takes place at home. You never know when ...