And don’t be fooled by their toy-like size. Many of these fans spin at surprisingly high speeds—some reaching up to 15,000 RPM to deliver a concentrated burst of cool air. Most are designed with soft, ...

Until today, skin, brain, and all tissues of the human body were difficult to observe in detail with an optical microscope, since the contrast in the image was hindered by the high density of their ...

Researchers from Trinity College Dublin's School of Engineering have built a powerful new machine that lets us watch ...