From the largest planets to comets, there are a variety of worlds in the Solar System that experience aurorae. On Earth, the Northern and Southern Lights are caused by electrically charged particles ...

> Some of the recent drug recalls stemming from particle contamination--one involving sub-visible, 25- to 30-micron particles--highlight inspection and contamination control challenges. Article ...

Cronus Pharma LLC is voluntarily recalling two lots of its veterinary sedative and anesthesia due to the presence of visible particles in the solution, according to the Food and Drug Administration.

Once upon a time, the Universe was just a hot soup of particles. In those days, together with visible particles, other particles to us hidden or dark might have formed. Billions of years later ...

Investigation of sub-visible and visible particles is often challenging, in large part, due to the limited amount of available samples. Many of these analytical challenges arise during composition ...