About a year ago I tested and reviewed the Nelko PM220 Bluetooth thermal label printer, a palm-sized printer that connects to your smartphone via an app and spits out a variety of self-adhesive labels ...

Abstract: The stability of magnetic fields under variable temperatures is essential for the effectiveness of portable magnetic resonance imaging (MRI) systems. This research proposes the magnetic ...

This article is part of Kotaku Deals, produced separately from the editorial team. We may earn a commission when you buy through links on the site. Amazon’s Prime Big Deals Days has come and gone.