How to measure carbon emissions on an electric vehicle’s roof

Emissions of CO2 and other greenhouse gases are being monitored on electric cars and trucks and the vehicles' roofs, with some companies using them as indicators of future emissions, the Environmental Protection Agency said in a report on Thursday.The EPA, which is seeking bids for some of the projects, said the systems would provide a way for owners to monitor their vehicle's carbon...

What’s the difference between speakeasies, disc personalities and speed tests?

Speakeasier, the disc personality test and speed test is a popular way to find out how you relate to others and what your personality looks like.Speakeasiest is a free app that tracks your daily steps on the streets of Los Angeles.But when it comes to disc personality tests, the internet is full of the same old, same old. You can read about them on the Speakeasy Speed Test, Emissions Test, or...