A man built an improvised high-powered microscope using an old glue stick. He created the portable optical instrument with materials such as lenses and a white LED, taping them securely onto the ...

Ghost imaging is like a game of Battleship. Instead of seeing an object directly, scientists use entangled photons to remove the background and reveal its silhouette. This method can be used to study ...

With a new microscope that's as light as a penny, researchers can now observe broad swaths of the brain in action as mice move about and interact with their environments. As a mouse explores its ...