Windows Server 2003 after 11 years of service getting ready to retire.
Microsoft have sent out mail to all its TechNet subscribers with details on migrating to latest version of Windows Server.
You can find more details at
Recenly microsoft have introduced many learning tools, that allow you to learn newest microsoft technology for free. For some tutorial, they will give you access to virtual machine running required software, so you can connect to these computers and do your assignments for free, this is great for learning. You don’t need to install these software on your PC. For example, you need to try latest Windows Server, just join a free course that is related to Windows Server, you get access to a virtual PC running required software.