High-tech sensors track air quality in Chicago
by Lisa Fischer
The Array of Things project is a series of outdoor sensors in Chicago that monitor air quality, weather and other roadside data. The information will be open source so civic-minded techies can analyze the data to improve quality of life in the city.
American workers are in high demand
Apple is now worth $1 trillion
Tesla's greatest invention is its 'Hype Machine'
Watch: CNN speaks to creator of 3D printed gun
This self-driving van uses screens to talk to pedestrians
She's 35 -- and runs a $3 billion company
An outrageous card offering 0% interest until August 2019
7 outrageous credit cards if you have excellent credit
Cards charging 0% interest until 2020
Pay off credit card balances faster using this method
Cannabis stocks soar to new highs
How Costco thrives in the Amazon era
Former Fox analyst Ralph Peters: Fox viewers have 'utterly skewed view of reality'