Most computers come with just one operating system, which is usually all you need. However, if you feel like trying out a different one later, you don't need to get a whole new computer. Dual-booting ...

A NeXTcube computer running the NeXTSTEP operating system. Simon Claessen / Flickr Today marks the 35th anniversary of the launch of NeXTSTEP, a computer operating system launched by Steve Jobs during ...