Coordinates are two numbers used to describe a point's position on a grid. Grids have two axes. The horizontal axis is called the x-axis and the vertical axis is called the y-axis. Coordinates are ...

Hackaday writer [Joshua Vasquez] wrote about the mechanical difference between the Core-XY and H-Bot movements commonly used in 3D printers on his personal website. There are so many things a ...

Females (XX) carry twice as many X-linked genes on their sex chromosomes as males (XY). How do cells control gene expression to manage this potentially lethal dosage problem? A prime example of X ...