Underwater writing technique lets you draw patterns in liquids

Writing on strong supplies, like parchment or paper, is feasible as a result of the ink binds to the floor and stays undisturbed. However in a liquid, particles are continually shifting round, and ink rapidly disperses – till now.

Thomas Palberg at Johannes Gutenberg College Mainz in Germany and his colleagues have used a resin bead to attract strains and patterns in water containing ink particles. It really works as a result of the bead produces paths of low acidity by way of the water that appeal to the ink.

To maneuver the bead alongside particular …