China plans to have its 60-ton space station ready and operating until 2020 and there is a great chance Europe will cooperate in the building procedure.
You are preparing a world wide event in your city and you want to be sure that every person around the world will know the exact time in their city. You will find out how in this tutorial.
Windows 7 have a nifty feature which combines the windows of opened applications under the same taskbar button. If you don't like it you can always turn it off.