Active bubbles hold potential in fields ranging from water purification to medicine. Researchers can generate microbubbles by exposing liquids to high-intensity ultrasonic waves, a process known as ...

Optical indicators based colored polymers are autonomous responsive labels that provide an optical signal to represent a specific exposure over time. Polymers that possess a high degree of order can ...

Students will be able to explain that if two substances cause turn a pH indicator different colors, they must be different substances. Students will be able to explain that the color that a substance ...