If you are old, you should probably play video games. Really, everyone should play video games. But especially if you're old.

With video games so consistently a topic in the mass media's examinations of the recent Sandy Hook shooting, we decided to take a look at the studies that try to determine what effect—if any—video games have on violent or aggressive behavior. President Obama made a call for more studies, providing the CDC with $10…

This is rather interesting: a study floating around over the past few days (and documented in the above video) concludes that in a simulation of surgery, high schoolers who play video games regularly do as well—and sometimes better—than actual surgeon residents.

Guild Wars, the first game, didn't offer a whole array of character races for players to choose from. Players were always human, even while free to play with variations on appearance. And it seems that Guild Wars players who got used to their looks have brought that bias with them into Guild Wars 2.

The battle over whether and how violent media damage the youth of the world who consume them continues apace. Today's study adds fuel to the argument that yes, violent games are bad for kids.

Sneaking in a little World of Warcraft during business hours is probably a great way to get yourself fired from most jobs—but it seems that spending your personal time in an MMORPG may actually make you a better employee.

It seems that violent games may indeed desensitize players—but in a way that can actually be helpful.

Many years ago, researchers confirmed the existence of the "Lady Macbeth Effect." The gist of it is that we humans really do associate metaphorical uncleanliness with the more literal sort: if we've done or witnessed something immoral or unethical, we are often likely literally to want to go wash or bathe in response.…

It's good timing for everyone to be excited about Call of Duty: Black Ops II, it seems. New research finds that playing the game, and others like it, can actively change your brain for the better.

Free-to-play games are all the rage here in 2012. With MMOs, social games, and mobile games leading the way, some analysts see the model as the inevitable wave of the future across genres. And given how very well freemium games seem to be doing, they might just be right.