It’s made of smooth rubber that glides over the paper, gently providing enough friction to erase the ink (more on that below) without catching or tearing the paper. Although you can occasionally ...

When WACOM showed Good e-Reader their product, they said it aimed primarily at the E INK digital notebook market. Most pens ...

When practically all the ink has been removed with the knife, rub with a pencil eraser. Erasing was not for the faint of heart! Where did the eraser get its start? The British scientist Joseph ...

This pen can make your mistakes vanish, just like magic. It is called the HeatVanish Pen and works by using heat sensitive ink that turns clear when hot. The pen is equipped with an electric ...