National Security Journal on MSN

The A-10 Warthog is no plane – it’s a flying cannon

The A-10 Warthog was literally built around its GAU-8/A Avenger, a 30mm, seven-barrel cannon that spits depleted-uranium ...
Morning Overview on MSN

This giant cannon fires satellites at 28,400 km/h, just like Verne

The idea sounds like pure science fiction: a giant cannon that hurls satellites toward orbit at 28,400 km/h, using raw ...