Ideally, a pigment should be resistant to corrosion under light irradiation—especially to UV radiation. It should also retain its white color in the long term. Today, the industry has already achieved ...

A two-site field trial in Iran found zinc oxide nanoparticle treatments raised shallot bulb yields by 57 to 61 percent over ...

Zinc sulfide exists in two crystalline forms: a cubic form with the zincblende structure (the most common form in nature, occurring as the rather common mineral sphalerite) and a hexagonal form, which ...

Photochromic materials can reversibly change their color and optical properties when irradiated with ultraviolet or visible light. However, they are made from organic compounds that are expensive to ...

Vizsla Copper Corp. completed its 2026 exploration field season at the Palmer copper-zinc-silver volcanogenic massive sulphide project in Southeast Alaska. The company completed 10,005 meters of ...

Among the many science toys that have fallen out of fashion since we started getting nervous around things like mercury, chlorinated hydrocarbons, and radiation is the spinthariscope, which let people ...

BECAUSE OF CONCERN over the possible use of biologic warfare (BW) by a foreign power against the United States and its allies, President Roosevelt in 1942 established the U.S. Biological Warfare ...