Martha Stewart on MSN

Why you need to flush your hot water heater—and how to do it correctly

Experts explain why this makes such a difference.
General Discharge Official on MSN

Understanding the US military tier system: Tier 1, 2 & 3 units explained

Dive into the structure of the US military with a detailed breakdown of Tier 1, 2, and 3 units. Learn which units fall under each tier, from conventional forces like the 82nd Airborne to elite ...