For more than a century, X-Ray diffraction has been used to understand the structure of crystals or proteins; for example, the well-known double helix structure of DNA, which carries genetic ...

The diffraction spikes so familiar to us in space images are an intrinsic property of the telescope. Reflecting telescopes have two mirrors: a large primary and a smaller secondary. Light hits the ...

Ptychography is an area-by-area scanning method that uses constant, coherent illumination to scan a region of a sample in several adjacent and overlapping locations. The dispersed radiation is ...

For pharmaceuticals, knowing the chemical composition is not enough - molecular geometry and crystal structure also play an important role in a drug's activity. By using a method based on electron ...

Is it possible to 3d print a diffraction pattern? The winners and losers of the government shutdown deal Warren Buffett suggests all parents do one thing before they die, whether they have 'modest or ...