Programmer [aemkei] Tweeted the formula (x ^ y) % 9 alongside code for more "alien art". But how can a formula as simple as (x ^ y) % 9 result in a complex design? The combination of Bitwise XOR (^) and Modulo (%) generate a repeating pattern that's still complex enough to satisfy the eye, and it's ok if that doesn't sound like an explanation.

An illegal immigrant teenager from Mexico was arrested for allegedly setting wildfires in California, said Customs and Border Protection (CBP) officials. Agents with the CBP's El Centro Sector apprehended the illegal alien, who was not identified, and accused him of setting fires in the Jacumba Wilderness last week.

Astronomers have for the first time discovered water in the atmosphere of a planet orbiting within the habitable zone of a distant star. The finding makes the world - which is called K2-18b - a plausible candidate in the search for alien life.