This science challenge shows a surprising color-changing reaction using bleach and simple materials. The quick experiment highlights how chemical reactions can create dramatic visual results. A short, ...

The American Academy of Ophthalmology has issued a warning “sounding the alarm on over-the-counter eye drops advertised as eye color-changing solutions.” The warning emphasized, “These products are ...

Toyota has filed a patent application for color-changing paint, a technology that could let owners or dealerships quickly change the colors of cars. As Toyota notes in the application—which was ...