Mars Panorama

Roving Mars, sharks, sexy food, Hemingway's take on JavaScript and more in our weekly look at the web

Aiming to do more than extend battery life and liven internal speakers, Lapka is an iPhone accessory that acts as a “personal environment monitor.” The wood-and-plastic components can measure humidity, temperature, radiation and electromagnetic frequency—though the most interesting feature is likely the “organicity” probe that tells users whether or not their food is organic based on the amount of nitrate levels detected.