There is a web site appeared which a large logo is featured of the game Half-Life 3 from Valve. It is unclear whether the site really is. It does seem that Valve is in other places references to the long-awaited new Half-life game.
The website black-aperture.com wearing a big logo of Half-Life 3, including the logos of the developer, Valve, downloaddienst Steam and the Source engine. The chance that this website really is, seems small. The whois information of the domain is no affiliation with Valve Software.
At the beginning of december claiming to be a gamedeveloper an employee of Valve to have seen with a Half-Life 3 shirt. Since then, people try to discover or Valve hints to the clog is in other games and media. Gamers thought a hidden message seen in the nomination trailer for the Portal 2 character Wheatly for the Video Game Awards, but according to Valve there was no message present.
Meanwhile, it seems Valve does in other places references to hide to the long-awaited sequel to Half-Life 2: Episode 2. For example, the translation server of Steam in reference to episode 3, and there seem to be clues to sit in a Christmas-wallpaper of Team Fortress 2. Gamer Leveraged, the founder of ValveARG.com claims from a reliable source to have heard that Gabe Newell green light has been given for references to the next Half-Life game.