Gamedeveloper.com Game Developer was first founded in 1997 as Gamasutra and has strived since its inception to be a leading resource and reference for game development and industry knowledge.
GameDev.net "is a community platform for game developers."
GameIndustryBiz/Development is "The resource for people who make and sell games."
Game Research and Technology "This page covers topics from abstract research on games to applied technology for commercial video game production. It aims to appeal to academic researchers and game developers, as well as those who fall somewhere in between."
Kotaku is a videogame website and blog with gaming reviews, news, tips and more.
MobyGames "The oldest, largest and most accurate video game database covering over 270 platforms from 1950 to date!"
Motionographer "Motionographer® is a source of inspiration and insight for designers, animators and storytellers of all stripes"
Polycount a forum for game artists
Polygon News "The latest games, TV, movie, anime, and comics news, trailers, release dates, and more."