Survival World on MSN
The simple mechanics behind the AR-15 gas system
At its core, the AR-15 uses a direct impingement gas system to cycle rounds. This system redirects a portion of the gas ...
A unique archaeological site at Pompeii, Italy, reveals the secrets of peculiarly durable Roman building materials.
Golf Digest on MSN
Rules of Golf Review: Before taking a drop, can you 'clean up' the area of loose impediments to ensure a better lie?
While Rule 15.1 stipulates that if you're going to replace a ball and there's a loose impediment on the spot where you are ...
Red, White & Royal Blue may have taught straight people that gay men can do missionary too, but it was the latest episode of Heated Rivalry that taught them what frotting is.
Malar edema, the collection of fluid below the infraorbital rim and over the malar eminence, presents a unique challenge to ...
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