Microsoft has received a patent that allows a mobile device to boot more than one operating system, as well as individual parts of different operating systems to allow for specific functionality.
Latest Windows 10 news, including the new Server preview
Samsung Galaxy S6 Edge Review: Redefining the flagship
galaxy s6 edge
The Office 2016 Public Preview download is now available
Hands on with Windows 10 build 10108
Hands on with HoloLens, round 2
It has been rumored that a new smartphone is currently in the works in China that will run Windows 10. Named "Wei Yan Sofia," the alleged device can also boot to the Android 5.0 Lollipop OS.
Huawei will release a dual-boot Windows Phone and Android device starting in Q2 of 2014. This device will be aimed at U.S. consumers and will be one of the more unique handsets of 2014
Indian smartphone manufacturer Karbonn is reportedly releasing smartphones that dual-boot both Android and Windows Phone
Microsoft is reportedly considering allowing Android apps to run on Windows and Windows Phone, though the consideration is allegedly a hotly contested debate inside the company.
At the Consumer Electronics Show 2014 in Las Vegas, Intel has confirmed support for running Windows and Android simultaneously on their processors with many similar devices launching at the show.
Many reports claim CES 2014 will see PC makers introduce new products that run both Windows and Android via virtualization, but Microsoft and Google might not wish to support this idea.