Lume AI Inc., a startup that helps companies move data between their applications, has raised $4.2 million in seed funding to enhance its technology. General Catalyst led the round. Lume said its ...

Maponics, the firm that provides map information to Twitter, Foursquare, Google, and a host of other companies, has now created a smart tool to score this important metric.

The interactive map allows users to combine the data in various ways. For example: The Arnold Creek neighborhood has one of the highest combined rates of home ownership and voter turnout in the city.