In a previous color, we’ve talked about what makes things colored — the way objects absorb, reflect, or transmit light at different wavelengths. But let’s be a bit more specific. What gives gemstones ...

This time, JerryRigEverything put the sapphire crystal of the Apple Watch Ultra under test to compare it with other smartwatches that also have a sapphire cover.

Aluminum oxide (Al2O3), also known as alumina, corundum, sapphire, or ruby, is one of the best insulators used in a wide ...

Sapphire crystal, held up by analysts and industry watchers as a wonder material that's virtually indestructible, was a no-show as the display on the new iPhone 6.

Scientists have categorized 18 different types of ice so far, each with its own unique crystalline structure and unique arrangement of hydrogen and oxygen atoms. Now another, by the name of ice ...

Titanium-doped sapphire (Ti 3+:sapphire) as an optically pumped, solid-state laser crystal is widely used in wavelength tunable laser which tunable range is 650-1100nm, and peaking at 800nm, it is one ...

Sapphire, the hardest natural substance after diamond, might soon be used to make smartphone screens. Sheets of sapphire glass are already used by the military to create transparent armor, but if ...

Chopard's new L.U.C. Full Strike has a sapphire crystal case with a minute repeater that uses sapphire crystal gongs to amplify the sound.

Here, the authors show that an amphiphilic foldamer can adopt a hollow truncated octahedron crystal structure comprising of 48 individual foldamer units.

Micro-optic and microfluidic applications could benefit from a laser-based patterning technique being developed in Germany and Greece. Sub-micron period structures can be written into sapphire using a ...