Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Learn how to tie the Poacher’s Knot, a strong and reliable sliding knot that’s a great alternative to the classic slip knot — ...

If you love creative paracord projects, mind-blowing weaves, and unique survival gear, you need to follow me! Join the ...

QUANTICO, Va. — President Donald Trump on Tuesday proposed using American cities as training grounds for the armed forces, with U.S. military might being deployed against what he described as the ...