Excitons, bound states between an electron (i.e., a negatively charged particle) and a hole (i.e., the absence of an electron ...

In the natural world, many things come in mirror-image pairs. Your left and right hands are a perfect example—they look alike but can’t be perfectly superimposed. This idea, called chirality or ...

Scientists have discovered a new way that matter can exist—one that is different from the usual states of solid, liquid, gas or plasma—at the interface of two exotic materials made into a sandwich.

Phase change materials (PCMs) represent a pivotal class of substances that store and release thermal energy through reversible transitions between solid and liquid states. Their ability to absorb or ...

Scientists at Michigan State University have discovered how to use ultrafast lasers to wiggle atoms in exotic materials, ...

PORTLAND, Oregon — Oregon is just over a month into a major shift in how recycling works statewide, and the changes could soon be coming to your neighborhood, and in some cases, even your curbside.

The Trump administration is reviewing materials at federal parks that have been flagged by employees as "disparaging" to ...

Senate Republicans have suggested that an Obama-era modernization of federal law governing state-run media organizations ...

WHAT’S IN DISPUTE: A sign titled “The Air We Breathe” was flagged because it discusses the importance of clean air. Pollution ...