If you’ve ever looked at your car’s outside temperature display while idling in traffic on a nice summer day, you've probably noticed the display can vary quite a bit from reality. As Lifehacker ...

The WiFi Edition temperature sensor is a device that monitors ambient temperature in the room and gives an alert via e-mail when the temperature rises or falls outside of the space’s acceptable range.

Sunlight beats down a cars parked in a parking lot in Dallas on Thursday, June 15, 2017. As temperatures rise outside the temperatures inside cars in parking lots can become dangerously, sometimes ...