A new discovery is changing how scientists think about how stars and planets are formed. When a star is born, it’s usually ...

The spinning disk in a mechanical TV is referred ... [Baird] with his invention, showing a large Nipkow disk. The operation of a Nipkow disk is simple enough. An image is projected onto its ...

The inverted Nikon spinning disk confocal microscope is equipped with four laser ... well suited to fast image acquisition of dim samples, live imaging, and large area scanning.

A trillion and a half days have passed since the Earth was born in a spinning disk of stardust, and no two of those days have ever had the same weather. Driven by the heat of the sun, weather is ...