A hard drive, also known as a hard disk drive, is a storage device used on many computers. A hard drive consists of spinning platters that store digital information read by fast-moving read/write ...

Nagoya, Japan--Glasses are amorphous (non-crystalline) solids that are widely used in everyday life and in technological instruments. It is important to understand the behavior of materials that form ...

This short video from [ProShorts 101] shows us how to build a variable speed disc sander from not much more than an old hard drive. We feel that as far as hacks go this one ticks all the boxes. It is ...