This FDA-approved treatment can help improve skin health and vitality while decreasing the appearance of acne, scars, and ...

British soldiers marched into smoky battlefields in vivid red—not for style, but for strategy and cost. The color helped commanders track troops and saved the army money. US Rep. Sheila ...

Abstract: Common human–computer interaction (HCI) modes rely on various sensors or cameras for operation. This study proposes a gesture recognition method and device based on light sensing ...