If you are using Facebook social apps for watching videos, reading content and you don't want your friends or everyone to know about your activity, you can turn this off.
If you are mostly using only one resample image option when resizing images, then you can change the default option to the option you are using the most.
If you activated the new Inbox Tabs then after a while you find yourself not liking them that much and would like you old priority inbox back, this is what you need to do.
After almost 40 years, there is a new robot on the Moon and it was successfully launched by China. Check out a few pictures Chinese moon rover already captured up there.
If you find yourself in a situation when you need to list your Mac specs or you just want know if you really got what you paid for, this is how you find them out.