7:36 a.m. Jan. 21, 2026: This article has been updated ahead of the weekend's winter storm. A winter storm watch has been issued by the National Weather Service for Dallas-Fort Worth, with impacts ...

Nanoparticles are particles that exist on a nanometre scale (i.e., below 100 nm in at least one dimension). They can possess physical properties such as uniformity, conductance or special optical ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...