3 ms·
Why not have the best of both worlds? Rail based hypersonic transportation - http://en.wikipedia.org/wiki/Railgun http://en.wikipedia.org/wiki/Railgun
by JackFr 13y ago
Why not have the best of both worlds? Rail based hypersonic transportation - http://en.wikipedia.org/wiki/Railgun http://en.wikipedia.org/wiki/Railgun