Deficiencies can occur when you don’t get enough B-12 from your diet or when your body can’t use it properly. Typically, vitamin B-12 deficiencies can be detected through the vitamin B-12 test.

Former Area 51 Special Projects Team Member Provides a Remarkable Insight Into Shadowy A-12 Oxcart Project. In another remarkable chapter in the history of the A-12 Oxcart (as well as the ...

The Archangel-12, or A-12 for short, is considered to be America's first supersonic spy plane. But the spy plane was retired after one year as its successor was already in development. Its design ...