Medical News Today has published a research paper based on tests of 2,500 kids by psychology professor J. Ronald Gentile and his son Douglas Gentile, assistant professor of psychology and director of research for video game critic National Institute on Media and the Family. The document claims that frequently playing violent video games produces hostile actions and aggressive behaviors.

Crackpot Entertainment's Insecticide is a classically styled action adventure detective game bringing the look and feel of gritty gumshoe films into a futuristic city where insects have become the dominant race.

Halcyon's newly formed games division, headed by Halcyon CEOs Victor Kubicek and Derek Anderson, as well as former Disney exec Peter Levin, revealed today that it is working on a new game based on the upcoming movie, "Terminator Salvation: The Future Begins," both scheduled for summer 2009. Whether Arnold will star in the movie/game is not known at this point. Halcyon Games also has the first-look rights to the works for famed sci-fi writer Philip K. Dick.

SEGA announced Viking: Battle For Asgard, developed by The Creative Assembly, is a hack'n slasher where you, as Skarin, a new iconic gaming hero, get to experience the violent yet spectacular world of the Vikings and their gods.

Sony has rolled out its weekly PlayStation Store update with new content, and while some people were expecting a Haze demo, this is not the case. Europe gets a Stranglehold demo, while North America can try out demos for Blazing Angels 2 and the miniature racer, Toy Home. If that's not to your liking, there is a boatload of game and movie trailers available for download as well.

Spark Unlimited's first person shooter Legendary: The Box presents a world suddenly thrust into chaos and turmoil when ancient creatures of myth are unleashed into modern day society, and it is up to you, as the cause of it all, to stop it all.

Another day, another batch of game trailers was released. Instead of giving them all their own posts, we grouped them, and so far there are trailers for:

• SunAge - Teaser Trailer
• Turok [ALL] - Level Designer Interview Trailer
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  We will update this throughout the day when new trailers become available. Read more for download links ...

Codemasters announced that it is adding amBX support to its action adventure Overlord (tomorrow) and later this year Clive Barker’s Jericho, by means of an update patch. amBX allows developers to use light, color, sound, rumble and even air flow through enabled devices to create a full sensory surround experience.

Mario & Sonic at the Olympic Games, created specifically to take advantage of all the features the DS has to offer, boasts 16 official Olympic challenges including two new events that are exclusive to the handheld game - 10m Platform Diving and Cycling.

CoD 4: Modern Warfare is a new action-thriller that will arm gamers with the most advanced and powerful arsenal of modern day firepower to fight a new war in the world’s most treacherous hotspots. CoD 4: Modern Warfare will invade the Xbox LIVE for a 72-hour Play & Win Sweepstakes full of games and prizes beginning on Friday, Nov. 16 at 12:01 EST.