Color science provides standards of measurement and quality control to make sure one batch of red iPods is the same shade as the next, that a can of kiwi-colored paint is as brilliant as the sample ...

Discover how red cabbage can act as a natural pH indicator, revealing whether substances are acids or bases through beautiful color changes. pH is a measure that tells us how acidic or basic a ...

From the questions I receive about hydrangeas, I have concluded they have become one of the most popular plants in this area, and growing one specific color is important to some gardeners. Some want ...

Particle-based nanosensors offer a tool for determining the pH in the endosomal-lysosomal system of living cells. Measurements providing absolute values of pH have so far been restricted by the ...

A 4D printed microrobot integrates magnetic actuation, optical pH readout, and pH-triggered morphing to link navigation, measurement, and on-cue drug release. (Nanowerk Spotlight) Tiny changes in body ...