Schematic diagram of a parabolic reflector. Incoming sound is directed to the microphone placed at the focus of the parabola-shaped reflector. The property of the parabolic shape to reflect all sound ...

the 2D curve of the Lovell Telescope dish is a parabola. It is this shape and structure that allows the telescope to gather incoming radio waves. When the telescope is pointed towards a radio ...

Image caption, You can see that the coins in this formation make a parabola (a u-shaped symmetrical curve). You can see this clearly if you line the coins up with a piece of card and draw a curve ...