In 1916, a Polish scientist discovered how to create a mono-crystal, which later became the basis for integrated circuits and semiconductors.

Abstract: For energy-harvesting systems, optimizing cold-start speed ensures that the system can start up more quickly when energy becomes available, thus improving overall efficiency. In this article ...

Daylight saving time ends this Sunday at 2:00 a.m. It was introduced in 1918 as a way to conserve energy by making the most ...