Darwin's point, or Darwin's tubercle, is a bump that sometimes appears on the rim of the outer ear. Considered a harmless malformation of the ear, the structure is thought to be a remnant of a joint that once allowed the top of the ear to fold down over the ear canal, New Scientist...
Instead of referencing the “small metal part” or the “long thingamajig on the side,” you’ll be able to speak their language. Glasses Anatomy Diagram Take a look at all the different parts of eyeglasses labeled on this diagram, then read on to learn how they come together to make...
just about everyone is familiar with the clicking sounds it makes when it detects something, often regarded as the “sound” of radiation. The heart of the device is the Geiger-Müller tube, a metal or glass cylinder filled with inert gasses held...