The highlight of Overland Expo East was the large motor vehicles and trailers, but the show also had some interesting tech in smaller packages. Perhaps the smallest of all, the Roving Blue O-Pen ...

One of the most important forms of history is writings, and researchers have now revolutionized a way to do it on water, and this does not need a medium to use underneath the surface. The researchers ...

Writing is an age-old cultural technique. Thousands of years ago, humans were already carving signs and symbols into stone slabs. Scripts have become far more sophisticated since then but one aspect ...