Teno says this light gray-green is both soft and ... “Historically, blue came from the rare semi-precious stone, lapis lazuli ...

Anu Merton introduces the city to its soon-to-be-launched capsule that parades a colourful spectrum of semi-precious stones ...

By Audrey Anderson Hometown Weekly Reporter The opening reception of Michael Bogdanow’s “Imaginary Worlds” art exhibition was ...

It was placed inside a box encrusted with precious stones. Why choose a rock from the beach? In his piece The Memory, Alberola wanted to highlight how a memory, in this case of the day he picked ...

Nizamoglu, Sedat Ozel, Tuncay Sari, Emre and Demir, Hilmi Volkan 2006. White Light Generation with CdSe/ZnS Core-Shell Nanocrystals and InGaN/GaN Light Emitting Diodes. p. 21.

Pakistan is among eight big producers of gemstones in the world and the precious stones worth $5 billion are smuggled out of the country. It was revealed by National Assembly's sub-committee for ...

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...

In the fast-light regime, around ω 1, the gradient is steep, so the change of k (Δk fast) with n is small, whereas in the slow-light regime, which has a shallow gradient, around ω 2, a large ...

While there isn't any solid research backing the use of blue light lenses for eye health, many people turn to blue light-blocking glasses to effectively filter blue light, reduce light exposure ...

Do you get a headache after staring at your monitor for hours at a time? Computer glasses might help. Here's how to pick a pair that works best for you, along with some of our favorites. I’ve ...

The best luggage will be durable enough to withstand the rigors of travel yet light and easy to handle. Luggage comes in a huge range of sizes, brands and prices, from whimsical to minimal ...