Smartphone manufacturers are battling it out for camera supremacy, but the key to it may end up being modularity. Sure, most people won't want to shell out for modular camera attachments on their phones,

Have you ever wanted to use your DSLR camera lenses on your smartphone? Well, a new concept phone offers this option.

Xiaomi's Modular Optical System concept magnetically attaches to the back of the phone, giving next-level phone photography