Laser-cut plate carriers, sleeker armor, and more fit options are among upgrade coming to Marine body armor. Check out the new options from Gruntworks.

In a remarkable feat of chemistry, a Northwestern University-led research team has developed the first two-dimensional (2D) mechanically interlocked material.

No, the futuristic-looking tank you ... massive 130 mm smoothbore main gun. The body is made from modular steel, ceramic, and ...