Full-body selfies are tricky. You want to look your best, but those aggressive filters that blur everything into oblivion? They’re obvious, and frankly, they don’t do you justice. The secret to ...

Optical techniques are methods that use light to probe or control matter. One prominent example is optical spectroscopy, which includes such methods as pump–probe spectroscopy, Raman spectroscopy and ...

Characterization and analytical techniques are methods used to identify, isolate or quantify chemicals or materials, or to characterize their physical properties. They include microscopy, light or ...