'Harvesting' microparticles from a liquid jet

Microspheres, microlenses and microfibers can now be produced by irradiating a fluid jet with ultraviolet light. The result is that locally, a polymer of a desired shape is formed. This process, called in-air photopolymerization, ...

Pandemic deals blow to plastic bag bans, plastic reduction

Just weeks ago, cities and even states across the U.S. were busy banning straws, limiting takeout containers and mandating that shoppers bring reusable bags or pay a small fee as the movement to eliminate single-use plastics ...

Indian school demands waste plastic as 'fees'

One school in northeast India has taken a novel approach to addressing the scourge of plastic waste by making its collection a condition of free attendance.