The rock formations in caves are chemistry fossils — that glow. These rocks are made of calcite, a form of calcium carbonate. Impurities trapped in calcite cause the mineral to fluoresce different ...

When exposed to UV light, the sediment in this piece of volcanic rock phosphoresces, glowing green for several seconds. This brief “glow in the dark” effect reveals the sediment is made out of calcite ...

FUZHOU, China--(BUSINESS WIRE)--Feb. 7, 2006--CASIX, Inc., a leading manufacturer of high quality crystal and precision optics products, announced the introduction of its alpha-BBO (a-BBO) crystals.

Have you ever struggled with the concept of quantum measurement, feeling it’s unnecessarily abstract? You’re not alone. Enter this guide by [Mithuna] from Looking Glass Universe, where she circles ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 98, No. 10 (May 8, 2001), pp. 5487-5490 (4 pages) The emergence of biochemical homochirality was a key step in the ...