Scientists have placed two beard hairs under a scanning electron microscope. On the left is ... the right was cut by an electric shaver and, by contrast, is jagged and appears as if it was ripped ...

The main thesis under investigation was that there were ‘critical ... Image Credit: Linkam Scientific Instruments The team assembled a phase-contrast microscope and laser set-up to carry out some ...

A Purdue University team developed the microscope based on concepts of phase-contrast microscopy, which involves using optical devices to view molecules, membranes or other nanoscale items that may be ...