News tagged with solid particles

Farms a major source of air pollution, study finds

Emissions from farms outweigh all other human sources of fine-particulate air pollution in much of the United States, Europe, Russia and China, according to new research. The culprit: fumes from nitrogen-rich fertilizers ...

dateMay 16, 2016 in Environment
shares88 comments 25

The science of watching paint dry

New research published today in the journal Physical Review Letters has described a new physical mechanism that separates particles according to their size during the drying of wet coatings. The discovery could help improve ...

dateMar 18, 2016 in Condensed Matter
shares528 comments 2

How particles pack in a confined space

(Phys.org)—Many biological systems involve dense packing of a large amount of material or particles in a confined space. For example, eukaryotes' nuclei hold about two meters of DNA that is tightly wound into chromosomes. ...

dateFeb 10, 2016 in General Physics report
shares1867 comments 1

Volcanic lightning recreated in the lab

An LMU team has, for the first time, created volcanic lightning in the lab and captured it on film. The new findings may permit rapid characterization of ash clouds released by volcanic eruptions and improve forecasting of ...

dateJan 10, 2014 in Earth Sciences
shares0 comments 2

The heat is on

(Phys.org)—Physicists are getting warmer in the hunt for universal truths, thanks to a breakthrough by a team at the University of St Andrews.

dateFeb 18, 2013 in General Physics
shares0 comments 26