100

The number of gallons of pink paint used to decorate the Barbie Dreamhouse, a life-size dollhouse tourist attraction that just opened in south Florida. Twenty pounds of glitter also went into its construction. (Sun-Sentinel)

$8,000

The price of a 3D-printed handgun purchased on eBay by a Texas Law School student, who he says successfully fired it over the weekend. Cody Wilson wants to circulate plans for the mostly-plastic handgun on the Internet to make a point about what he sees as the futility of government regulation. (Marketplace.org)

44

The percentage of “mass affluent” (those who make more than $100,000 and $1 million) who engage with financial institutions on social media, according to LinkedIn. (ClickZ)

120

The number of wing-flaps per second fluttered by penny-sized robot’s made of a new piezoelectric material unveiled by researchers at Harvard. The tiny bugs weigh in as the planet’s smallest flying robot. (Harvard)