Easy to Use & Modern Design：This usb recorder device is very simple to operate.Quickly start recording with one-click,push the button to the "ON",the record will begin!Whether you're a beginner ...

A magnetic nanowire consists of numerous small sequentially aligned magnets whose width is only a few thousandths the width of a human hair, set in a line. The difference from the current hard ...

These fibers were connected to a small recording device mounted on each rat’s head, allowing the animals to move freely while ...