Millions of digital horses were clad in armour on April 3, 2006. The survivors of this phenomenon called this downloadable content purchase a “microtransaction.” They lived only to face new nightmares ...

Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in the ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Solid-state lasers are lasers made from crystalline materials. The very first laser used ruby as a solid-state active region in 1960, and there are now hundreds of known alternatives. The most common ...