A square has two diagonals (lines that run from one corner to a different corner, but not between two corners on the same edge). For the four-number case, we can do 12 + 34 = 43 + 2 + 1. For the ...

A motorist has ignited a fierce online debate after being caught on camera using a lane that many consider off-limits. The driver was seen on the A63 in Hull, travelling along a lane that was empty at ...

Anti-aliasing smooths the raw and haggard edges on digital type and images on computer and handheld displays, wireless phones, printers, even digital cameras. Aliasing – jagged or stair-stepped edges ...