Voids, or empty spaces, exist within matter at all scales, from the astronomical to the microscopic. In a new study, researchers used high-powered microscopy and mathematical theory to unveil ...

As restaurants, bars, businesses and schools reopen and mask requirements drop for the fully vaccinated, some people are asking how to bring in customers and students while still preventing COVID-19 ...

HEPA air filters promise to take nasty things out of the air, removing cigarette smoke, pollen and other irritants. How do they do this? Appliance Science looks at how HEPA air filters work, and how ...

This resource is part of Science Friday’s Educator Phenomena Forum and was developed collaboratively by Chenille Williams, an educator at the Richland County Department of Public Works, and Timnit ...

Producing clean water at a lower cost could be on the horizon after researchers solved a complex problem that has baffled scientists for decades, until now. Producing clean water at a lower cost could ...

Microplastic fibers from synthetic clothing have quietly become one of the most pervasive forms of pollution in rivers, oceans, and even agricultural soil. Now a new “fish mouth” filter, modeled on ...

Sand vs soil, which will be the better filter? Soil is so important to what we eat and drink! It helps filter rainwater, chemicals, and waste into clean water. Farming also relies on healthy soil to ...