The Dark Sky Reckon NodeJS SDK by Chris Jones allows developers to use the NodeJS language to integrate weather forecasting applications. The SDK communicates with the Dark Sky API, formerly Forecast.io API.
Since the earthquake and tsunami hit Japan, technology has certainly played a role in communicating the disaster across the world. Before and after imagery has made the devastation very clear. The three maps mashups below help describe different angles of the same disaster: from the seismic activity, to the radiation levels, to the services available to people in need of help.
If you are as optimistic as we were about Twitter's location features, you should be downright giddy now. Twitter has acquired the company--and staff--behind one of the most innovative mapping-related APIs. Mixer Labs' GeoAPI , previously known as TownMe, hosts your geographic data and allows spatial queries such as "find the closest location" (for more see our earlier TownMe news coverage and our TownMe API profile).