But not all hard-shell suitcases are created equal ... Lightweight yet expandable, it offers a surprising amount of space when you need it and none of the bulk when you don’t.

In space, they’re the key to survival ... is designing at the University of North Dakota.) Launius says a hard-shell suit is optimal but impractical. “So you’ve always had suits that ...

Advancements in technology are helping to influence space suit development. Additive manufacturing, or 3D printing, can help reduce the mass of hard-shell space suits and also allows for the ...