Pesky Humans makes paintings of sneakers and music machines. They're pretty simple and graphic in style.
123klan is a graffiti crew based in Northern France. Evolving over the last 10 years, their style combines traditional graffiti with vector graphics to create some pretty hot installations. They also are guns for hire– offering print and identity work. When you check out their site, be sure to view the gorgeous little intro.
If you happen to be in NYC and if the clouds clear this evening, you'll be able to watch the sun set directly down the center of any street. This phenomena only happens twice a year, and is a great photo opp. more info via NASA