National Security Journal on MSNOpinion

The Air Force’s ‘Shockwave’ Mach 3 XB-70 Valkyrie Bomber Would Have Been A Mistake

The North American XB-70 Valkyrie was a “technical marvel” of the 1950s—a Mach 3, 70,000-foot nuclear bomber designed to ...

PHOTOS: Northern Lights dazzle San Antonio as geomagnetic storm lights up Texas skies

What a beautiful night! San Antonians were treated to a rare sight as the Aurora Borealis became visible in the region due to ...