QUESTION: Most of us have Demodex mites living in or near our eyelash follicles. How did we come to acquire them? Demodex ...

An oral immunotherapy designed to treat dust mite allergy, made by Denmark's ALK-Abello, could soon become an option for thousands of people seeking treatment for persistent symptoms through the NHS.

Cryoelectron microscopy is a method for imaging frozen-hydrated specimens at cryogenic temperatures by electron microscopy. Specimens remain in their native state without the need for dyes or ...

In 1873, the German physicist Ernst Abbe realized that the resolution of optical imaging instruments, including telescopes and microscopes, is fundamentally limited by the diffraction of light ...