From now thru Friday, Steam is hosting a Midweek Mystery Sale with over 40 mystery games on sale, offering savings up to 75%. Titles on special include Max Payne, L.A. Noire, The Wolf Among Us and more. For more information, please visit http://store.steampowered.com/sale/mystery_midweek/... more.

Since the Steam Workshop launched in late 2011 over $50 mil has been paid to the community content creators producing items for Team Fortress 2, Dota 2, and Counter-Strike: Global Offensive. To celebrate and expand upon this success, Steam content creators now have the ability to create and sell items for non-Valve games. And in addition, a new suite of reporting tools have been introduced tha... more.

The Steam Holiday Sale is on now thru January 2nd, 2015. Throughout the sale, Steam customers may take advantage of special deals running every 12 hours and new Featured Deals happening each day. In addition, holiday shoppers may vote in the Community Choice promotion to determine which games receive deeper discounts. And those who participate in the sale may also earn exclusive Holiday Sale Tr... more.

This holiday season, Valve is introducing a new event that gives gamers the chance to recycle  Community items in their Steam Inventory for new games. From now through next Thursday, gamers may recycle unused items - such as Trading Cards, backgrounds, and emoticons - and exchange them for "Steam Gems." Then gamers may use those Gems to bid on nearly 200,000 new games. The bidding begins now, ... more.

Starting today Steam gamers may watch their friends' games through the click of a button via Steam Broadcasting, now available in beta. Steam Broadcast is designed for ease of use, allowing anyone to view a friend's game by simply clicking on "Watch Game" on their Friend's profile or Friend's List to open a window into their gameplay - no game ownership, special fees, or additional apps requir... more.

The Steam Exploration Sale is here! For the next six days, take advantage of huge savings throughout the Steam store on thousands of titles. Plus, discover new and recommended games on your personalized Exploration Sale page. The Steam Exploration Sale runs from now until 10AM Pacific Time, December 2nd. Complete information on Daily Deals and other special offers can be found at store.st... more.

The annual Steam Summer Sale is on, and this year marks the introduction of the Steam Summer Adventure. Offered for free, the Summer Adventure offers the chance to earn in-game items, community rewards, and even free games by collecting Summer Adventure Trading Cards. Meanwhile the Sale, which runs for the next 10 days, offers massive savings on more than 3,000 games and software products fr... more.

Valve kicked off its first-ever Steam Dev Days Conference by announcing the continued growth of Steam, a leading platform for PC, Mac, and Linux software. In addition, Valve detailed Steam's 2013 geographic performance to the more than 1,200 Dev Days attendees. In the trailing three months the number of active Steam accounts jumped 15%, to 75 million from 65 million (announced October 201... more.

Valve, creators of best-selling game franchises (such as Counter-Strike, Dota 2, Half-Life, Left 4 Dead, Portal, and Team Fortress) and leading technologies (such as Steam and Source), today announced over one dozen Steam Machine designs now in production from leading manufacturers and targeted for release in 2014. The lineup of Steam Machines announced today offers a wide variety of price... more.

The 2013 Steam Holiday Sale is on now. For the entire holiday season, shoppers can take advantage of huge savings on thousands of games. Following in the Steam Sales tradition, there will be different promotions happening all day, every day -- including eight-hour Flash Sales and  Community's Choice Sales, where gamers may weigh in on which titles should be discounted next. On top of Fla... more.