Fleeting electron-hole pairs are giving scientists a new window into optimizing light-emitting devices (LEDs). Using quantum ...

High-energy lasers can burn drones in the sky like a blowtorch. But they can be stymied by weather, and making them at scale will be a challenge.

Most Texas elections are decided in the primary, where all voters can participate but only a tiny number of them do. Primary elections are when Democrats and Republicans choose their nominees for ...

When destinations introduce tourist taxes, the backlash is predictable. Critics call them cash grabs. Supporters call them sustainability tools. The truth depends on the destination. ByDavid Nikel, ...