lasers

When you hit an ultra-thin magnet with a laser, it abruptly de-magnetizes. Imagine the magnet on your refrigerator suddenly falling off. This is a real (strange) phenomenon that researchers have been studying for years. Scientists at…

Spectrally pure lasers are a core component of precision high-end scientific and commercial applications due to their ability to produce near-perfect single-color light. A laser's capacity to do so is measured in terms of its linewidth, or…

Cows are always on the move, which makes it difficult to track just how much methane they're giving off.