The Daily Galaxy on MSN

This giant cannon propels satellites at 28,400 km/h—exactly as Jules Verne predicted it 160 years ago

In a quiet corner of a former naval base near San Francisco Bay, engineers are firing metal projectiles faster than the speed ...
Interesting Engineering on MSN

10 of the world’s longest tunnels ever built that pushed engineering to extreme

The engineering marvels that run through mountains, beneath rivers, and deep underground represent some ...