Every industry has its top-of-the-line players, and Sleep Number is one of the bigwigs among mattresses. The Sleep Number Climate360 is easily the most expensive mattress I’ve ever tested, with a ...

My partner and I tested Sleep Number's ClimateCool smart bed for 90 nights -- and our sleep has never been so similar. Here's what to know about this high-tech bedroom setup. Aly Lopez was a writer on ...