Solar-powered calculator

src: upload.wikimedia.org Solar-powered calculators are hand-held electronic calculators powered by solar cells mounted on the device. They...

Smart glass

src: www.glass-apps.com Smart glass or switchable glass (also smart windows or switchable windows in those applications) is a glass or g...

Magnetic base

src: i.ytimg.com A magnetic base is a magnetic fixture based on a magnet that can effectively be turned "on" and "off" ...

Æternity

src: farm9.staticflickr.com æternity is a public, open-source, blockchain-based distributed computing and digital-asset platform that build...

Stewart Iron Works

src: 2.bp.blogspot.com Stewart Iron Works is an American ironworks plant in Erlanger, Kentucky. It is one of the city's oldest manufact...

Internet censorship in Iran

src: techrasa.com Internet censorship in Iran has been increasing. In the first few years of the 21st century, Iran experienced a great sur...

Internet censorship

src: i.ytimg.com Internet censorship is the control or suppression of what can be accessed, published, or viewed on the Internet enacted by...