Pet owners will know their dogs and cats like to come in and out of the house often but leaving the door open constantly is now always an option. That problem has been solved by Wayzn – a sliding glass door opener. The device, which was on display at the Consumer Electronics Show in Las Vegas, can detect heat and motion and be set to open automatically giving your pets easy entry and exit into your home instead of having to build a doorway – which is really not possible with a glass sliding door. (Read more)