Silicon Valley takes personal health monitoring to the next level

LA smog. Photo credit: CC 2.0

Here’s a gift idea for that person on your list who has everything already: a personal pollution monitor. It tells you how good or bad the air quality is.


Nellie Bowles - covers tech and internet culture from San Francisco for The New York Times - @NellieBowles

Madeleine Brand

Sarah Sweeney, Michell Eloy, Amy Ta, Christian Bordal, Yael Even Or, Alexandra Sif Tryggvadottir, Caitlin Plummer